Home / 55,277.38-82,933.60-19,737.92

Finding the Fourth Proportional to 55,277.38, 82,933.60 and 19,737.92

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Solution

The fourth proportional to 55,277.38, 82,933.60 and 19,737.92 is: 29,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,277.38 : 82,933.60 = 19,737.92 : x
  2. Step 2: Convert to fraction form
    55,277.38/82,933.60 = 19,737.92/x
  3. Step 3: Cross multiply
    55,277.38x = 82,933.60 × 19,737.92
  4. Step 4: Simplify right side
    55,277.38x = 1,636,936,762.11
  5. Step 5: Solve for x
    x = 1,636,936,762.11/55,277.38
  6. Step 6: Final answer
    x = 29,613.14

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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.