Home / 16,619.76-22,935.15-9,065.97

Finding the Fourth Proportional to 16,619.76, 22,935.15 and 9,065.97

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Solution

The fourth proportional to 16,619.76, 22,935.15 and 9,065.97 is: 12,510.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.76 : 22,935.15 = 9,065.97 : x
  2. Step 2: Convert to fraction form
    16,619.76/22,935.15 = 9,065.97/x
  3. Step 3: Cross multiply
    16,619.76x = 22,935.15 × 9,065.97
  4. Step 4: Simplify right side
    16,619.76x = 207,929,381.85
  5. Step 5: Solve for x
    x = 207,929,381.85/16,619.76
  6. Step 6: Final answer
    x = 12,510.97

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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.