Home / 15,034.01-20,723.85-11,251.44

Finding the Fourth Proportional to 15,034.01, 20,723.85 and 11,251.44

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Solution

The fourth proportional to 15,034.01, 20,723.85 and 11,251.44 is: 15,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034.01 : 20,723.85 = 11,251.44 : x
  2. Step 2: Convert to fraction form
    15,034.01/20,723.85 = 11,251.44/x
  3. Step 3: Cross multiply
    15,034.01x = 20,723.85 × 11,251.44
  4. Step 4: Simplify right side
    15,034.01x = 233,173,154.84
  5. Step 5: Solve for x
    x = 233,173,154.84/15,034.01
  6. Step 6: Final answer
    x = 15,509.72

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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.