Home / 52,257.16-72,115.04-28,384.24

Finding the Fourth Proportional to 52,257.16, 72,115.04 and 28,384.24

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Solution

The fourth proportional to 52,257.16, 72,115.04 and 28,384.24 is: 39,170.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,257.16 : 72,115.04 = 28,384.24 : x
  2. Step 2: Convert to fraction form
    52,257.16/72,115.04 = 28,384.24/x
  3. Step 3: Cross multiply
    52,257.16x = 72,115.04 × 28,384.24
  4. Step 4: Simplify right side
    52,257.16x = 2,046,930,602.97
  5. Step 5: Solve for x
    x = 2,046,930,602.97/52,257.16
  6. Step 6: Final answer
    x = 39,170.34

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Find fourth proportional to 52,258.16, 72,116.42 and 28,385.24
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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.