Home / 39,747.54-54,855.45-22,753.18

Finding the Fourth Proportional to 39,747.54, 54,855.45 and 22,753.18

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Solution

The fourth proportional to 39,747.54, 54,855.45 and 22,753.18 is: 31,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.54 : 54,855.45 = 22,753.18 : x
  2. Step 2: Convert to fraction form
    39,747.54/54,855.45 = 22,753.18/x
  3. Step 3: Cross multiply
    39,747.54x = 54,855.45 × 22,753.18
  4. Step 4: Simplify right side
    39,747.54x = 1,248,135,927.83
  5. Step 5: Solve for x
    x = 1,248,135,927.83/39,747.54
  6. Step 6: Final answer
    x = 31,401.59

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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.