Home / 16,118.57-22,243.30-8,948.07

Finding the Fourth Proportional to 16,118.57, 22,243.30 and 8,948.07

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Solution

The fourth proportional to 16,118.57, 22,243.30 and 8,948.07 is: 12,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,118.57 : 22,243.30 = 8,948.07 : x
  2. Step 2: Convert to fraction form
    16,118.57/22,243.30 = 8,948.07/x
  3. Step 3: Cross multiply
    16,118.57x = 22,243.30 × 8,948.07
  4. Step 4: Simplify right side
    16,118.57x = 199,034,583.06
  5. Step 5: Solve for x
    x = 199,034,583.06/16,118.57
  6. Step 6: Final answer
    x = 12,348.15

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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.