Home / 31,598.08-47,397.12-10,836.16

Finding the Fourth Proportional to 31,598.08, 47,397.12 and 10,836.16

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Solution

The fourth proportional to 31,598.08, 47,397.12 and 10,836.16 is: 16,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,598.08 : 47,397.12 = 10,836.16 : x
  2. Step 2: Convert to fraction form
    31,598.08/47,397.12 = 10,836.16/x
  3. Step 3: Cross multiply
    31,598.08x = 47,397.12 × 10,836.16
  4. Step 4: Simplify right side
    31,598.08x = 513,602,775.86
  5. Step 5: Solve for x
    x = 513,602,775.86/31,598.08
  6. Step 6: Final answer
    x = 16,254.24

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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.