Home / 10,622.76-15,966.54-10,373.28

Finding the Fourth Proportional to 10,622.76, 15,966.54 and 10,373.28

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Solution

The fourth proportional to 10,622.76, 15,966.54 and 10,373.28 is: 15,591.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.76 : 15,966.54 = 10,373.28 : x
  2. Step 2: Convert to fraction form
    10,622.76/15,966.54 = 10,373.28/x
  3. Step 3: Cross multiply
    10,622.76x = 15,966.54 × 10,373.28
  4. Step 4: Simplify right side
    10,622.76x = 165,625,390.05
  5. Step 5: Solve for x
    x = 165,625,390.05/10,622.76
  6. Step 6: Final answer
    x = 15,591.56

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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.