Home / 16,263.18-22,443.30-9,189.66

Finding the Fourth Proportional to 16,263.18, 22,443.30 and 9,189.66

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Solution

The fourth proportional to 16,263.18, 22,443.30 and 9,189.66 is: 12,681.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,263.18 : 22,443.30 = 9,189.66 : x
  2. Step 2: Convert to fraction form
    16,263.18/22,443.30 = 9,189.66/x
  3. Step 3: Cross multiply
    16,263.18x = 22,443.30 × 9,189.66
  4. Step 4: Simplify right side
    16,263.18x = 206,246,296.28
  5. Step 5: Solve for x
    x = 206,246,296.28/16,263.18
  6. Step 6: Final answer
    x = 12,681.79

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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.