Home / 39,854.73-54,987.12-22,624.23

Finding the Fourth Proportional to 39,854.73, 54,987.12 and 22,624.23

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Solution

The fourth proportional to 39,854.73, 54,987.12 and 22,624.23 is: 31,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.73 : 54,987.12 = 22,624.23 : x
  2. Step 2: Convert to fraction form
    39,854.73/54,987.12 = 22,624.23/x
  3. Step 3: Cross multiply
    39,854.73x = 54,987.12 × 22,624.23
  4. Step 4: Simplify right side
    39,854.73x = 1,244,041,249.92
  5. Step 5: Solve for x
    x = 1,244,041,249.92/39,854.73
  6. Step 6: Final answer
    x = 31,214.39

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Double scale
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1.5x scale

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.