Home / 47,934.44-71,857.50-20,217.32

Finding the Fourth Proportional to 47,934.44, 71,857.50 and 20,217.32

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Solution

The fourth proportional to 47,934.44, 71,857.50 and 20,217.32 is: 30,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934.44 : 71,857.50 = 20,217.32 : x
  2. Step 2: Convert to fraction form
    47,934.44/71,857.50 = 20,217.32/x
  3. Step 3: Cross multiply
    47,934.44x = 71,857.50 × 20,217.32
  4. Step 4: Simplify right side
    47,934.44x = 1,452,766,071.90
  5. Step 5: Solve for x
    x = 1,452,766,071.90/47,934.44
  6. Step 6: Final answer
    x = 30,307.35

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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.