Home / 12,482.02-17,225.32-6,816.93

Finding the Fourth Proportional to 12,482.02, 17,225.32 and 6,816.93

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Solution

The fourth proportional to 12,482.02, 17,225.32 and 6,816.93 is: 9,407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.02 : 17,225.32 = 6,816.93 : x
  2. Step 2: Convert to fraction form
    12,482.02/17,225.32 = 6,816.93/x
  3. Step 3: Cross multiply
    12,482.02x = 17,225.32 × 6,816.93
  4. Step 4: Simplify right side
    12,482.02x = 117,423,712.64
  5. Step 5: Solve for x
    x = 117,423,712.64/12,482.02
  6. Step 6: Final answer
    x = 9,407.43

Related Problems

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Half scale
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Double scale
Find fourth proportional to 12,483.02, 17,226.70 and 6,817.93
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.