Home / 16,955.68-25,435.17-5,265.76

Finding the Fourth Proportional to 16,955.68, 25,435.17 and 5,265.76

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Solution

The fourth proportional to 16,955.68, 25,435.17 and 5,265.76 is: 7,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,955.68 : 25,435.17 = 5,265.76 : x
  2. Step 2: Convert to fraction form
    16,955.68/25,435.17 = 5,265.76/x
  3. Step 3: Cross multiply
    16,955.68x = 25,435.17 × 5,265.76
  4. Step 4: Simplify right side
    16,955.68x = 133,935,500.78
  5. Step 5: Solve for x
    x = 133,935,500.78/16,955.68
  6. Step 6: Final answer
    x = 7,899.15

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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.