Home / 15,974.56-22,045.26-8,901.42

Finding the Fourth Proportional to 15,974.56, 22,045.26 and 8,901.42

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Solution

The fourth proportional to 15,974.56, 22,045.26 and 8,901.42 is: 12,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.56 : 22,045.26 = 8,901.42 : x
  2. Step 2: Convert to fraction form
    15,974.56/22,045.26 = 8,901.42/x
  3. Step 3: Cross multiply
    15,974.56x = 22,045.26 × 8,901.42
  4. Step 4: Simplify right side
    15,974.56x = 196,234,118.27
  5. Step 5: Solve for x
    x = 196,234,118.27/15,974.56
  6. Step 6: Final answer
    x = 12,284.16

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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.