Home / 16,244.82-22,415.13-9,169.20

Finding the Fourth Proportional to 16,244.82, 22,415.13 and 9,169.20

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Solution

The fourth proportional to 16,244.82, 22,415.13 and 9,169.20 is: 12,651.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.82 : 22,415.13 = 9,169.20 : x
  2. Step 2: Convert to fraction form
    16,244.82/22,415.13 = 9,169.20/x
  3. Step 3: Cross multiply
    16,244.82x = 22,415.13 × 9,169.20
  4. Step 4: Simplify right side
    16,244.82x = 205,528,810.00
  5. Step 5: Solve for x
    x = 205,528,810.00/16,244.82
  6. Step 6: Final answer
    x = 12,651.96

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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.