Home / 47,394.65-71,132.92-19,330.18

Finding the Fourth Proportional to 47,394.65, 71,132.92 and 19,330.18

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Solution

The fourth proportional to 47,394.65, 71,132.92 and 19,330.18 is: 29,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,394.65 : 71,132.92 = 19,330.18 : x
  2. Step 2: Convert to fraction form
    47,394.65/71,132.92 = 19,330.18/x
  3. Step 3: Cross multiply
    47,394.65x = 71,132.92 × 19,330.18
  4. Step 4: Simplify right side
    47,394.65x = 1,375,011,921.37
  5. Step 5: Solve for x
    x = 1,375,011,921.37/47,394.65
  6. Step 6: Final answer
    x = 29,011.96

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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.