Home / 39,515.52-54,529.65-22,523.43

Finding the Fourth Proportional to 39,515.52, 54,529.65 and 22,523.43

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Solution

The fourth proportional to 39,515.52, 54,529.65 and 22,523.43 is: 31,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,515.52 : 54,529.65 = 22,523.43 : x
  2. Step 2: Convert to fraction form
    39,515.52/54,529.65 = 22,523.43/x
  3. Step 3: Cross multiply
    39,515.52x = 54,529.65 × 22,523.43
  4. Step 4: Simplify right side
    39,515.52x = 1,228,194,754.70
  5. Step 5: Solve for x
    x = 1,228,194,754.70/39,515.52
  6. Step 6: Final answer
    x = 31,081.33

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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.