Home / 48,349.53-72,503.10-19,866.96

Finding the Fourth Proportional to 48,349.53, 72,503.10 and 19,866.96

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Solution

The fourth proportional to 48,349.53, 72,503.10 and 19,866.96 is: 29,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,349.53 : 72,503.10 = 19,866.96 : x
  2. Step 2: Convert to fraction form
    48,349.53/72,503.10 = 19,866.96/x
  3. Step 3: Cross multiply
    48,349.53x = 72,503.10 × 19,866.96
  4. Step 4: Simplify right side
    48,349.53x = 1,440,416,187.58
  5. Step 5: Solve for x
    x = 1,440,416,187.58/48,349.53
  6. Step 6: Final answer
    x = 29,791.73

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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.