Home / 16,001.50-22,082.10-8,928.34

Finding the Fourth Proportional to 16,001.50, 22,082.10 and 8,928.34

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Solution

The fourth proportional to 16,001.50, 22,082.10 and 8,928.34 is: 12,321.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001.50 : 22,082.10 = 8,928.34 : x
  2. Step 2: Convert to fraction form
    16,001.50/22,082.10 = 8,928.34/x
  3. Step 3: Cross multiply
    16,001.50x = 22,082.10 × 8,928.34
  4. Step 4: Simplify right side
    16,001.50x = 197,156,496.71
  5. Step 5: Solve for x
    x = 197,156,496.71/16,001.50
  6. Step 6: Final answer
    x = 12,321.13

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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.