Home / 16,172.52-22,315.68-9,098.52

Finding the Fourth Proportional to 16,172.52, 22,315.68 and 9,098.52

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Solution

The fourth proportional to 16,172.52, 22,315.68 and 9,098.52 is: 12,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172.52 : 22,315.68 = 9,098.52 : x
  2. Step 2: Convert to fraction form
    16,172.52/22,315.68 = 9,098.52/x
  3. Step 3: Cross multiply
    16,172.52x = 22,315.68 × 9,098.52
  4. Step 4: Simplify right side
    16,172.52x = 203,039,660.79
  5. Step 5: Solve for x
    x = 203,039,660.79/16,172.52
  6. Step 6: Final answer
    x = 12,554.61

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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.