Home / 52,264.32-72,125.28-28,391.24

Finding the Fourth Proportional to 52,264.32, 72,125.28 and 28,391.24

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Solution

The fourth proportional to 52,264.32, 72,125.28 and 28,391.24 is: 39,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,264.32 : 72,125.28 = 28,391.24 : x
  2. Step 2: Convert to fraction form
    52,264.32/72,125.28 = 28,391.24/x
  3. Step 3: Cross multiply
    52,264.32x = 72,125.28 × 28,391.24
  4. Step 4: Simplify right side
    52,264.32x = 2,047,726,134.55
  5. Step 5: Solve for x
    x = 2,047,726,134.55/52,264.32
  6. Step 6: Final answer
    x = 39,180.19

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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.