Home / 36,487.59-54,730.36-10,191.61

Finding the Fourth Proportional to 36,487.59, 54,730.36 and 10,191.61

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Solution

The fourth proportional to 36,487.59, 54,730.36 and 10,191.61 is: 15,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.59 : 54,730.36 = 10,191.61 : x
  2. Step 2: Convert to fraction form
    36,487.59/54,730.36 = 10,191.61/x
  3. Step 3: Cross multiply
    36,487.59x = 54,730.36 × 10,191.61
  4. Step 4: Simplify right side
    36,487.59x = 557,790,484.28
  5. Step 5: Solve for x
    x = 557,790,484.28/36,487.59
  6. Step 6: Final answer
    x = 15,287.13

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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.