Home / 52,343.96-72,236.14-28,472.14

Finding the Fourth Proportional to 52,343.96, 72,236.14 and 28,472.14

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Solution

The fourth proportional to 52,343.96, 72,236.14 and 28,472.14 is: 39,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,343.96 : 72,236.14 = 28,472.14 : x
  2. Step 2: Convert to fraction form
    52,343.96/72,236.14 = 28,472.14/x
  3. Step 3: Cross multiply
    52,343.96x = 72,236.14 × 28,472.14
  4. Step 4: Simplify right side
    52,343.96x = 2,056,717,510.25
  5. Step 5: Solve for x
    x = 2,056,717,510.25/52,343.96
  6. Step 6: Final answer
    x = 39,292.36

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Half scale
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Double scale
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Similar ratio
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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.