Home / 12,560.04-17,331.65-7,524.18

Finding the Fourth Proportional to 12,560.04, 17,331.65 and 7,524.18

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Solution

The fourth proportional to 12,560.04, 17,331.65 and 7,524.18 is: 10,382.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.04 : 17,331.65 = 7,524.18 : x
  2. Step 2: Convert to fraction form
    12,560.04/17,331.65 = 7,524.18/x
  3. Step 3: Cross multiply
    12,560.04x = 17,331.65 × 7,524.18
  4. Step 4: Simplify right side
    12,560.04x = 130,406,444.89
  5. Step 5: Solve for x
    x = 130,406,444.89/12,560.04
  6. Step 6: Final answer
    x = 10,382.65

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Half scale
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Double scale
Find fourth proportional to 12,561.04, 17,333.03 and 7,525.18
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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.