Home / 12,392.02-18,588.04-10,196.13

Finding the Fourth Proportional to 12,392.02, 18,588.04 and 10,196.13

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Solution

The fourth proportional to 12,392.02, 18,588.04 and 10,196.13 is: 15,294.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392.02 : 18,588.04 = 10,196.13 : x
  2. Step 2: Convert to fraction form
    12,392.02/18,588.04 = 10,196.13/x
  3. Step 3: Cross multiply
    12,392.02x = 18,588.04 × 10,196.13
  4. Step 4: Simplify right side
    12,392.02x = 189,526,173.85
  5. Step 5: Solve for x
    x = 189,526,173.85/12,392.02
  6. Step 6: Final answer
    x = 15,294.21

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.