Home / 40,727.57-61,053.76-28,253.48

Finding the Fourth Proportional to 40,727.57, 61,053.76 and 28,253.48

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Solution

The fourth proportional to 40,727.57, 61,053.76 and 28,253.48 is: 42,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,727.57 : 61,053.76 = 28,253.48 : x
  2. Step 2: Convert to fraction form
    40,727.57/61,053.76 = 28,253.48/x
  3. Step 3: Cross multiply
    40,727.57x = 61,053.76 × 28,253.48
  4. Step 4: Simplify right side
    40,727.57x = 1,724,981,187.08
  5. Step 5: Solve for x
    x = 1,724,981,187.08/40,727.57
  6. Step 6: Final answer
    x = 42,354.14

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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.