Home / 23,722.28-35,559.12-8,920.88

Finding the Fourth Proportional to 23,722.28, 35,559.12 and 8,920.88

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Solution

The fourth proportional to 23,722.28, 35,559.12 and 8,920.88 is: 13,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,722.28 : 35,559.12 = 8,920.88 : x
  2. Step 2: Convert to fraction form
    23,722.28/35,559.12 = 8,920.88/x
  3. Step 3: Cross multiply
    23,722.28x = 35,559.12 × 8,920.88
  4. Step 4: Simplify right side
    23,722.28x = 317,218,642.43
  5. Step 5: Solve for x
    x = 317,218,642.43/23,722.28
  6. Step 6: Final answer
    x = 13,372.18

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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.