Home / 16,048.20-22,146.57-8,974.47

Finding the Fourth Proportional to 16,048.20, 22,146.57 and 8,974.47

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Solution

The fourth proportional to 16,048.20, 22,146.57 and 8,974.47 is: 12,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,048.20 : 22,146.57 = 8,974.47 : x
  2. Step 2: Convert to fraction form
    16,048.20/22,146.57 = 8,974.47/x
  3. Step 3: Cross multiply
    16,048.20x = 22,146.57 × 8,974.47
  4. Step 4: Simplify right side
    16,048.20x = 198,753,728.07
  5. Step 5: Solve for x
    x = 198,753,728.07/16,048.20
  6. Step 6: Final answer
    x = 12,384.80

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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.