Home / 47,433.68-71,161.12-17,851.76

Finding the Fourth Proportional to 47,433.68, 71,161.12 and 17,851.76

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Solution

The fourth proportional to 47,433.68, 71,161.12 and 17,851.76 is: 26,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,433.68 : 71,161.12 = 17,851.76 : x
  2. Step 2: Convert to fraction form
    47,433.68/71,161.12 = 17,851.76/x
  3. Step 3: Cross multiply
    47,433.68x = 71,161.12 × 17,851.76
  4. Step 4: Simplify right side
    47,433.68x = 1,270,351,235.57
  5. Step 5: Solve for x
    x = 1,270,351,235.57/47,433.68
  6. Step 6: Final answer
    x = 26,781.63

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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.