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Finding the Fourth Proportional to 39,604.70, 54,641.01 and 22,596.72

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Solution

The fourth proportional to 39,604.70, 54,641.01 and 22,596.72 is: 31,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,604.70 : 54,641.01 = 22,596.72 : x
  2. Step 2: Convert to fraction form
    39,604.70/54,641.01 = 22,596.72/x
  3. Step 3: Cross multiply
    39,604.70x = 54,641.01 × 22,596.72
  4. Step 4: Simplify right side
    39,604.70x = 1,234,707,603.49
  5. Step 5: Solve for x
    x = 1,234,707,603.49/39,604.70
  6. Step 6: Final answer
    x = 31,175.79

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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.