Home / 34,405.87-47,468.89-20,062.46

Finding the Fourth Proportional to 34,405.87, 47,468.89 and 20,062.46

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Solution

The fourth proportional to 34,405.87, 47,468.89 and 20,062.46 is: 27,679.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,405.87 : 47,468.89 = 20,062.46 : x
  2. Step 2: Convert to fraction form
    34,405.87/47,468.89 = 20,062.46/x
  3. Step 3: Cross multiply
    34,405.87x = 47,468.89 × 20,062.46
  4. Step 4: Simplify right side
    34,405.87x = 952,342,706.87
  5. Step 5: Solve for x
    x = 952,342,706.87/34,405.87
  6. Step 6: Final answer
    x = 27,679.66

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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.