Home / 15,741.32-21,724.14-8,843.04

Finding the Fourth Proportional to 15,741.32, 21,724.14 and 8,843.04

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Solution

The fourth proportional to 15,741.32, 21,724.14 and 8,843.04 is: 12,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.32 : 21,724.14 = 8,843.04 : x
  2. Step 2: Convert to fraction form
    15,741.32/21,724.14 = 8,843.04/x
  3. Step 3: Cross multiply
    15,741.32x = 21,724.14 × 8,843.04
  4. Step 4: Simplify right side
    15,741.32x = 192,107,438.99
  5. Step 5: Solve for x
    x = 192,107,438.99/15,741.32
  6. Step 6: Final answer
    x = 12,204.03

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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.