Home / 47,416.57-71,131.74-19,338.34

Finding the Fourth Proportional to 47,416.57, 71,131.74 and 19,338.34

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Solution

The fourth proportional to 47,416.57, 71,131.74 and 19,338.34 is: 29,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,416.57 : 71,131.74 = 19,338.34 : x
  2. Step 2: Convert to fraction form
    47,416.57/71,131.74 = 19,338.34/x
  3. Step 3: Cross multiply
    47,416.57x = 71,131.74 × 19,338.34
  4. Step 4: Simplify right side
    47,416.57x = 1,375,569,772.91
  5. Step 5: Solve for x
    x = 1,375,569,772.91/47,416.57
  6. Step 6: Final answer
    x = 29,010.32

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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.