Home / 39,753.15-54,859.98-22,757.32

Finding the Fourth Proportional to 39,753.15, 54,859.98 and 22,757.32

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Solution

The fourth proportional to 39,753.15, 54,859.98 and 22,757.32 is: 31,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753.15 : 54,859.98 = 22,757.32 : x
  2. Step 2: Convert to fraction form
    39,753.15/54,859.98 = 22,757.32/x
  3. Step 3: Cross multiply
    39,753.15x = 54,859.98 × 22,757.32
  4. Step 4: Simplify right side
    39,753.15x = 1,248,466,120.05
  5. Step 5: Solve for x
    x = 1,248,466,120.05/39,753.15
  6. Step 6: Final answer
    x = 31,405.46

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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.