Home / 15,248.76-22,869.70-7,744.72

Finding the Fourth Proportional to 15,248.76, 22,869.70 and 7,744.72

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Solution

The fourth proportional to 15,248.76, 22,869.70 and 7,744.72 is: 11,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248.76 : 22,869.70 = 7,744.72 : x
  2. Step 2: Convert to fraction form
    15,248.76/22,869.70 = 7,744.72/x
  3. Step 3: Cross multiply
    15,248.76x = 22,869.70 × 7,744.72
  4. Step 4: Simplify right side
    15,248.76x = 177,119,422.98
  5. Step 5: Solve for x
    x = 177,119,422.98/15,248.76
  6. Step 6: Final answer
    x = 11,615.33

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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.