Home / 24,142.94-36,138.14-21,603.95

Finding the Fourth Proportional to 24,142.94, 36,138.14 and 21,603.95

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Solution

The fourth proportional to 24,142.94, 36,138.14 and 21,603.95 is: 32,337.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,142.94 : 36,138.14 = 21,603.95 : x
  2. Step 2: Convert to fraction form
    24,142.94/36,138.14 = 21,603.95/x
  3. Step 3: Cross multiply
    24,142.94x = 36,138.14 × 21,603.95
  4. Step 4: Simplify right side
    24,142.94x = 780,726,569.65
  5. Step 5: Solve for x
    x = 780,726,569.65/24,142.94
  6. Step 6: Final answer
    x = 32,337.68

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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.