Home / 52,538.05-72,502.92-28,664.92

Finding the Fourth Proportional to 52,538.05, 72,502.92 and 28,664.92

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Solution

The fourth proportional to 52,538.05, 72,502.92 and 28,664.92 is: 39,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,538.05 : 72,502.92 = 28,664.92 : x
  2. Step 2: Convert to fraction form
    52,538.05/72,502.92 = 28,664.92/x
  3. Step 3: Cross multiply
    52,538.05x = 72,502.92 × 28,664.92
  4. Step 4: Simplify right side
    52,538.05x = 2,078,289,895.73
  5. Step 5: Solve for x
    x = 2,078,289,895.73/52,538.05
  6. Step 6: Final answer
    x = 39,557.81

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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.