Home / 16,162.19-22,305.90-9,089.99

Finding the Fourth Proportional to 16,162.19, 22,305.90 and 9,089.99

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Solution

The fourth proportional to 16,162.19, 22,305.90 and 9,089.99 is: 12,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162.19 : 22,305.90 = 9,089.99 : x
  2. Step 2: Convert to fraction form
    16,162.19/22,305.90 = 9,089.99/x
  3. Step 3: Cross multiply
    16,162.19x = 22,305.90 × 9,089.99
  4. Step 4: Simplify right side
    16,162.19x = 202,760,296.41
  5. Step 5: Solve for x
    x = 202,760,296.41/16,162.19
  6. Step 6: Final answer
    x = 12,545.35

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Half scale
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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.