Home / 43,092-64,641.78-11,927.52

Finding the Fourth Proportional to 43,092, 64,641.78 and 11,927.52

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Solution

The fourth proportional to 43,092, 64,641.78 and 11,927.52 is: 17,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092 : 64,641.78 = 11,927.52 : x
  2. Step 2: Convert to fraction form
    43,092/64,641.78 = 11,927.52/x
  3. Step 3: Cross multiply
    43,092x = 64,641.78 × 11,927.52
  4. Step 4: Simplify right side
    43,092x = 771,016,123.79
  5. Step 5: Solve for x
    x = 771,016,123.79/43,092
  6. Step 6: Final answer
    x = 17,892.33

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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.