Home / 48,763.73-73,139.11-19,173.62

Finding the Fourth Proportional to 48,763.73, 73,139.11 and 19,173.62

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Solution

The fourth proportional to 48,763.73, 73,139.11 and 19,173.62 is: 28,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,763.73 : 73,139.11 = 19,173.62 : x
  2. Step 2: Convert to fraction form
    48,763.73/73,139.11 = 19,173.62/x
  3. Step 3: Cross multiply
    48,763.73x = 73,139.11 × 19,173.62
  4. Step 4: Simplify right side
    48,763.73x = 1,402,341,502.28
  5. Step 5: Solve for x
    x = 1,402,341,502.28/48,763.73
  6. Step 6: Final answer
    x = 28,757.88

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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.