Home / 39,724.04-54,822.98-22,724.90

Finding the Fourth Proportional to 39,724.04, 54,822.98 and 22,724.90

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Solution

The fourth proportional to 39,724.04, 54,822.98 and 22,724.90 is: 31,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.04 : 54,822.98 = 22,724.90 : x
  2. Step 2: Convert to fraction form
    39,724.04/54,822.98 = 22,724.90/x
  3. Step 3: Cross multiply
    39,724.04x = 54,822.98 × 22,724.90
  4. Step 4: Simplify right side
    39,724.04x = 1,245,846,761.63
  5. Step 5: Solve for x
    x = 1,245,846,761.63/39,724.04
  6. Step 6: Final answer
    x = 31,362.54

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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.