Home / 47,428.40-71,143.82-22,462.58

Finding the Fourth Proportional to 47,428.40, 71,143.82 and 22,462.58

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Solution

The fourth proportional to 47,428.40, 71,143.82 and 22,462.58 is: 33,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.40 : 71,143.82 = 22,462.58 : x
  2. Step 2: Convert to fraction form
    47,428.40/71,143.82 = 22,462.58/x
  3. Step 3: Cross multiply
    47,428.40x = 71,143.82 × 22,462.58
  4. Step 4: Simplify right side
    47,428.40x = 1,598,073,635.94
  5. Step 5: Solve for x
    x = 1,598,073,635.94/47,428.40
  6. Step 6: Final answer
    x = 33,694.45

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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.