Home / 16,660.68-22,996.86-9,591.81

Finding the Fourth Proportional to 16,660.68, 22,996.86 and 9,591.81

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Solution

The fourth proportional to 16,660.68, 22,996.86 and 9,591.81 is: 13,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.68 : 22,996.86 = 9,591.81 : x
  2. Step 2: Convert to fraction form
    16,660.68/22,996.86 = 9,591.81/x
  3. Step 3: Cross multiply
    16,660.68x = 22,996.86 × 9,591.81
  4. Step 4: Simplify right side
    16,660.68x = 220,581,511.72
  5. Step 5: Solve for x
    x = 220,581,511.72/16,660.68
  6. Step 6: Final answer
    x = 13,239.65

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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.