Home / 52,264.82-72,125.15-28,391.28

Finding the Fourth Proportional to 52,264.82, 72,125.15 and 28,391.28

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Solution

The fourth proportional to 52,264.82, 72,125.15 and 28,391.28 is: 39,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,264.82 : 72,125.15 = 28,391.28 : x
  2. Step 2: Convert to fraction form
    52,264.82/72,125.15 = 28,391.28/x
  3. Step 3: Cross multiply
    52,264.82x = 72,125.15 × 28,391.28
  4. Step 4: Simplify right side
    52,264.82x = 2,047,725,186.74
  5. Step 5: Solve for x
    x = 2,047,725,186.74/52,264.82
  6. Step 6: Final answer
    x = 39,179.80

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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.