Home / 47,419.26-71,105.04-15,818.13

Finding the Fourth Proportional to 47,419.26, 71,105.04 and 15,818.13

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Solution

The fourth proportional to 47,419.26, 71,105.04 and 15,818.13 is: 23,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,419.26 : 71,105.04 = 15,818.13 : x
  2. Step 2: Convert to fraction form
    47,419.26/71,105.04 = 15,818.13/x
  3. Step 3: Cross multiply
    47,419.26x = 71,105.04 × 15,818.13
  4. Step 4: Simplify right side
    47,419.26x = 1,124,748,766.38
  5. Step 5: Solve for x
    x = 1,124,748,766.38/47,419.26
  6. Step 6: Final answer
    x = 23,719.24

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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.