Home / 52,487.64-72,432.72-28,614.24

Finding the Fourth Proportional to 52,487.64, 72,432.72 and 28,614.24

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Solution

The fourth proportional to 52,487.64, 72,432.72 and 28,614.24 is: 39,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,487.64 : 72,432.72 = 28,614.24 : x
  2. Step 2: Convert to fraction form
    52,487.64/72,432.72 = 28,614.24/x
  3. Step 3: Cross multiply
    52,487.64x = 72,432.72 × 28,614.24
  4. Step 4: Simplify right side
    52,487.64x = 2,072,607,233.93
  5. Step 5: Solve for x
    x = 2,072,607,233.93/52,487.64
  6. Step 6: Final answer
    x = 39,487.53

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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.