Home / 22,315.52-33,478.96-15,754.52

Finding the Fourth Proportional to 22,315.52, 33,478.96 and 15,754.52

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Solution

The fourth proportional to 22,315.52, 33,478.96 and 15,754.52 is: 23,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,315.52 : 33,478.96 = 15,754.52 : x
  2. Step 2: Convert to fraction form
    22,315.52/33,478.96 = 15,754.52/x
  3. Step 3: Cross multiply
    22,315.52x = 33,478.96 × 15,754.52
  4. Step 4: Simplify right side
    22,315.52x = 527,444,944.90
  5. Step 5: Solve for x
    x = 527,444,944.90/22,315.52
  6. Step 6: Final answer
    x = 23,635.79

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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.