Home / 38,542.12-57,823.26-16,356.40

Finding the Fourth Proportional to 38,542.12, 57,823.26 and 16,356.40

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Solution

The fourth proportional to 38,542.12, 57,823.26 and 16,356.40 is: 24,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,542.12 : 57,823.26 = 16,356.40 : x
  2. Step 2: Convert to fraction form
    38,542.12/57,823.26 = 16,356.40/x
  3. Step 3: Cross multiply
    38,542.12x = 57,823.26 × 16,356.40
  4. Step 4: Simplify right side
    38,542.12x = 945,780,369.86
  5. Step 5: Solve for x
    x = 945,780,369.86/38,542.12
  6. Step 6: Final answer
    x = 24,538.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.