Home / 15,377.28-23,043.48-8,717.52

Finding the Fourth Proportional to 15,377.28, 23,043.48 and 8,717.52

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Solution

The fourth proportional to 15,377.28, 23,043.48 and 8,717.52 is: 13,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377.28 : 23,043.48 = 8,717.52 : x
  2. Step 2: Convert to fraction form
    15,377.28/23,043.48 = 8,717.52/x
  3. Step 3: Cross multiply
    15,377.28x = 23,043.48 × 8,717.52
  4. Step 4: Simplify right side
    15,377.28x = 200,881,997.77
  5. Step 5: Solve for x
    x = 200,881,997.77/15,377.28
  6. Step 6: Final answer
    x = 13,063.56

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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.