Home / 16,044.44-22,140.08-8,969.90

Finding the Fourth Proportional to 16,044.44, 22,140.08 and 8,969.90

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Solution

The fourth proportional to 16,044.44, 22,140.08 and 8,969.90 is: 12,377.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,044.44 : 22,140.08 = 8,969.90 : x
  2. Step 2: Convert to fraction form
    16,044.44/22,140.08 = 8,969.90/x
  3. Step 3: Cross multiply
    16,044.44x = 22,140.08 × 8,969.90
  4. Step 4: Simplify right side
    16,044.44x = 198,594,148.04
  5. Step 5: Solve for x
    x = 198,594,148.04/16,044.44
  6. Step 6: Final answer
    x = 12,377.76

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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.