Home / 54,454.32-81,674.04-15,005.76

Finding the Fourth Proportional to 54,454.32, 81,674.04 and 15,005.76

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Solution

The fourth proportional to 54,454.32, 81,674.04 and 15,005.76 is: 22,506.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454.32 : 81,674.04 = 15,005.76 : x
  2. Step 2: Convert to fraction form
    54,454.32/81,674.04 = 15,005.76/x
  3. Step 3: Cross multiply
    54,454.32x = 81,674.04 × 15,005.76
  4. Step 4: Simplify right side
    54,454.32x = 1,225,581,042.47
  5. Step 5: Solve for x
    x = 1,225,581,042.47/54,454.32
  6. Step 6: Final answer
    x = 22,506.59

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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.