Home / 34,627.42-47,785.68-18,711.82

Finding the Fourth Proportional to 34,627.42, 47,785.68 and 18,711.82

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Solution

The fourth proportional to 34,627.42, 47,785.68 and 18,711.82 is: 25,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,627.42 : 47,785.68 = 18,711.82 : x
  2. Step 2: Convert to fraction form
    34,627.42/47,785.68 = 18,711.82/x
  3. Step 3: Cross multiply
    34,627.42x = 47,785.68 × 18,711.82
  4. Step 4: Simplify right side
    34,627.42x = 894,157,042.74
  5. Step 5: Solve for x
    x = 894,157,042.74/34,627.42
  6. Step 6: Final answer
    x = 25,822.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.