Home / 22,827.72-34,218.24-15,432.88

Finding the Fourth Proportional to 22,827.72, 34,218.24 and 15,432.88

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Solution

The fourth proportional to 22,827.72, 34,218.24 and 15,432.88 is: 23,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,827.72 : 34,218.24 = 15,432.88 : x
  2. Step 2: Convert to fraction form
    22,827.72/34,218.24 = 15,432.88/x
  3. Step 3: Cross multiply
    22,827.72x = 34,218.24 × 15,432.88
  4. Step 4: Simplify right side
    22,827.72x = 528,085,991.73
  5. Step 5: Solve for x
    x = 528,085,991.73/22,827.72
  6. Step 6: Final answer
    x = 23,133.54

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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.