Home / 38,922.85-53,723.55-25,344.78

Finding the Fourth Proportional to 38,922.85, 53,723.55 and 25,344.78

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Solution

The fourth proportional to 38,922.85, 53,723.55 and 25,344.78 is: 34,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,922.85 : 53,723.55 = 25,344.78 : x
  2. Step 2: Convert to fraction form
    38,922.85/53,723.55 = 25,344.78/x
  3. Step 3: Cross multiply
    38,922.85x = 53,723.55 × 25,344.78
  4. Step 4: Simplify right side
    38,922.85x = 1,361,611,753.24
  5. Step 5: Solve for x
    x = 1,361,611,753.24/38,922.85
  6. Step 6: Final answer
    x = 34,982.32

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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.