Home / 49,116.17-73,678.88-13,579.85

Finding the Fourth Proportional to 49,116.17, 73,678.88 and 13,579.85

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Solution

The fourth proportional to 49,116.17, 73,678.88 and 13,579.85 is: 20,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,116.17 : 73,678.88 = 13,579.85 : x
  2. Step 2: Convert to fraction form
    49,116.17/73,678.88 = 13,579.85/x
  3. Step 3: Cross multiply
    49,116.17x = 73,678.88 × 13,579.85
  4. Step 4: Simplify right side
    49,116.17x = 1,000,548,356.71
  5. Step 5: Solve for x
    x = 1,000,548,356.71/49,116.17
  6. Step 6: Final answer
    x = 20,371.06

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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.