Home / 22,686.40-34,036.52-11,600.87

Finding the Fourth Proportional to 22,686.40, 34,036.52 and 11,600.87

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Solution

The fourth proportional to 22,686.40, 34,036.52 and 11,600.87 is: 17,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,686.40 : 34,036.52 = 11,600.87 : x
  2. Step 2: Convert to fraction form
    22,686.40/34,036.52 = 11,600.87/x
  3. Step 3: Cross multiply
    22,686.40x = 34,036.52 × 11,600.87
  4. Step 4: Simplify right side
    22,686.40x = 394,853,243.77
  5. Step 5: Solve for x
    x = 394,853,243.77/22,686.40
  6. Step 6: Final answer
    x = 17,404.84

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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.