Home / 23,123.38-34,664.26-8,321.89

Finding the Fourth Proportional to 23,123.38, 34,664.26 and 8,321.89

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Solution

The fourth proportional to 23,123.38, 34,664.26 and 8,321.89 is: 12,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,123.38 : 34,664.26 = 8,321.89 : x
  2. Step 2: Convert to fraction form
    23,123.38/34,664.26 = 8,321.89/x
  3. Step 3: Cross multiply
    23,123.38x = 34,664.26 × 8,321.89
  4. Step 4: Simplify right side
    23,123.38x = 288,472,117.04
  5. Step 5: Solve for x
    x = 288,472,117.04/23,123.38
  6. Step 6: Final answer
    x = 12,475.34

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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.