Home / 16,042.44-22,137.12-8,969.52

Finding the Fourth Proportional to 16,042.44, 22,137.12 and 8,969.52

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Solution

The fourth proportional to 16,042.44, 22,137.12 and 8,969.52 is: 12,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,042.44 : 22,137.12 = 8,969.52 : x
  2. Step 2: Convert to fraction form
    16,042.44/22,137.12 = 8,969.52/x
  3. Step 3: Cross multiply
    16,042.44x = 22,137.12 × 8,969.52
  4. Step 4: Simplify right side
    16,042.44x = 198,559,340.58
  5. Step 5: Solve for x
    x = 198,559,340.58/16,042.44
  6. Step 6: Final answer
    x = 12,377.13

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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.