Home / 52,781.52-79,150.98-19,037.97

Finding the Fourth Proportional to 52,781.52, 79,150.98 and 19,037.97

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Solution

The fourth proportional to 52,781.52, 79,150.98 and 19,037.97 is: 28,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,781.52 : 79,150.98 = 19,037.97 : x
  2. Step 2: Convert to fraction form
    52,781.52/79,150.98 = 19,037.97/x
  3. Step 3: Cross multiply
    52,781.52x = 79,150.98 × 19,037.97
  4. Step 4: Simplify right side
    52,781.52x = 1,506,873,982.71
  5. Step 5: Solve for x
    x = 1,506,873,982.71/52,781.52
  6. Step 6: Final answer
    x = 28,549.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.