Home / 38,345.40-57,244.32-32,438.88

Finding the Fourth Proportional to 38,345.40, 57,244.32 and 32,438.88

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Solution

The fourth proportional to 38,345.40, 57,244.32 and 32,438.88 is: 48,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,345.40 : 57,244.32 = 32,438.88 : x
  2. Step 2: Convert to fraction form
    38,345.40/57,244.32 = 32,438.88/x
  3. Step 3: Cross multiply
    38,345.40x = 57,244.32 × 32,438.88
  4. Step 4: Simplify right side
    38,345.40x = 1,856,941,627.16
  5. Step 5: Solve for x
    x = 1,856,941,627.16/38,345.40
  6. Step 6: Final answer
    x = 48,426.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.