Home / 16,247.12-22,426.47-11,523.20

Finding the Fourth Proportional to 16,247.12, 22,426.47 and 11,523.20

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Solution

The fourth proportional to 16,247.12, 22,426.47 and 11,523.20 is: 15,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.12 : 22,426.47 = 11,523.20 : x
  2. Step 2: Convert to fraction form
    16,247.12/22,426.47 = 11,523.20/x
  3. Step 3: Cross multiply
    16,247.12x = 22,426.47 × 11,523.20
  4. Step 4: Simplify right side
    16,247.12x = 258,424,586.97
  5. Step 5: Solve for x
    x = 258,424,586.97/16,247.12
  6. Step 6: Final answer
    x = 15,905.88

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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.