Home / 39,603.91-54,651.30-22,607.47

Finding the Fourth Proportional to 39,603.91, 54,651.30 and 22,607.47

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Solution

The fourth proportional to 39,603.91, 54,651.30 and 22,607.47 is: 31,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,603.91 : 54,651.30 = 22,607.47 : x
  2. Step 2: Convert to fraction form
    39,603.91/54,651.30 = 22,607.47/x
  3. Step 3: Cross multiply
    39,603.91x = 54,651.30 × 22,607.47
  4. Step 4: Simplify right side
    39,603.91x = 1,235,527,761.84
  5. Step 5: Solve for x
    x = 1,235,527,761.84/39,603.91
  6. Step 6: Final answer
    x = 31,197.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.