Home / 38,319.62-57,479.45-10,617.62

Finding the Fourth Proportional to 38,319.62, 57,479.45 and 10,617.62

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Solution

The fourth proportional to 38,319.62, 57,479.45 and 10,617.62 is: 15,926.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,319.62 : 57,479.45 = 10,617.62 : x
  2. Step 2: Convert to fraction form
    38,319.62/57,479.45 = 10,617.62/x
  3. Step 3: Cross multiply
    38,319.62x = 57,479.45 × 10,617.62
  4. Step 4: Simplify right side
    38,319.62x = 610,294,617.42
  5. Step 5: Solve for x
    x = 610,294,617.42/38,319.62
  6. Step 6: Final answer
    x = 15,926.43

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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.