Home / 39,724.90-54,822.08-22,734.47

Finding the Fourth Proportional to 39,724.90, 54,822.08 and 22,734.47

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Solution

The fourth proportional to 39,724.90, 54,822.08 and 22,734.47 is: 31,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.90 : 54,822.08 = 22,734.47 : x
  2. Step 2: Convert to fraction form
    39,724.90/54,822.08 = 22,734.47/x
  3. Step 3: Cross multiply
    39,724.90x = 54,822.08 × 22,734.47
  4. Step 4: Simplify right side
    39,724.90x = 1,246,351,126.99
  5. Step 5: Solve for x
    x = 1,246,351,126.99/39,724.90
  6. Step 6: Final answer
    x = 31,374.56

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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.