Home / 22,122.34-33,182.31-8,971.18

Finding the Fourth Proportional to 22,122.34, 33,182.31 and 8,971.18

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Solution

The fourth proportional to 22,122.34, 33,182.31 and 8,971.18 is: 13,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122.34 : 33,182.31 = 8,971.18 : x
  2. Step 2: Convert to fraction form
    22,122.34/33,182.31 = 8,971.18/x
  3. Step 3: Cross multiply
    22,122.34x = 33,182.31 × 8,971.18
  4. Step 4: Simplify right side
    22,122.34x = 297,684,475.83
  5. Step 5: Solve for x
    x = 297,684,475.83/22,122.34
  6. Step 6: Final answer
    x = 13,456.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.