Home / 60,532.07-90,798.55-21,089.12

Finding the Fourth Proportional to 60,532.07, 90,798.55 and 21,089.12

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Solution

The fourth proportional to 60,532.07, 90,798.55 and 21,089.12 is: 31,633.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,532.07 : 90,798.55 = 21,089.12 : x
  2. Step 2: Convert to fraction form
    60,532.07/90,798.55 = 21,089.12/x
  3. Step 3: Cross multiply
    60,532.07x = 90,798.55 × 21,089.12
  4. Step 4: Simplify right side
    60,532.07x = 1,914,861,062.78
  5. Step 5: Solve for x
    x = 1,914,861,062.78/60,532.07
  6. Step 6: Final answer
    x = 31,633.83

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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.