Home / 39,234.55-54,148.22-23,318.86

Finding the Fourth Proportional to 39,234.55, 54,148.22 and 23,318.86

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Solution

The fourth proportional to 39,234.55, 54,148.22 and 23,318.86 is: 32,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.55 : 54,148.22 = 23,318.86 : x
  2. Step 2: Convert to fraction form
    39,234.55/54,148.22 = 23,318.86/x
  3. Step 3: Cross multiply
    39,234.55x = 54,148.22 × 23,318.86
  4. Step 4: Simplify right side
    39,234.55x = 1,262,674,761.43
  5. Step 5: Solve for x
    x = 1,262,674,761.43/39,234.55
  6. Step 6: Final answer
    x = 32,182.73

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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.