Home / 16,371.66-22,591.82-9,655.76

Finding the Fourth Proportional to 16,371.66, 22,591.82 and 9,655.76

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Solution

The fourth proportional to 16,371.66, 22,591.82 and 9,655.76 is: 13,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,371.66 : 22,591.82 = 9,655.76 : x
  2. Step 2: Convert to fraction form
    16,371.66/22,591.82 = 9,655.76/x
  3. Step 3: Cross multiply
    16,371.66x = 22,591.82 × 9,655.76
  4. Step 4: Simplify right side
    16,371.66x = 218,141,030.65
  5. Step 5: Solve for x
    x = 218,141,030.65/16,371.66
  6. Step 6: Final answer
    x = 13,324.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.