Home / 23,170.46-34,586.11-19,904.54

Finding the Fourth Proportional to 23,170.46, 34,586.11 and 19,904.54

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Solution

The fourth proportional to 23,170.46, 34,586.11 and 19,904.54 is: 29,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,170.46 : 34,586.11 = 19,904.54 : x
  2. Step 2: Convert to fraction form
    23,170.46/34,586.11 = 19,904.54/x
  3. Step 3: Cross multiply
    23,170.46x = 34,586.11 × 19,904.54
  4. Step 4: Simplify right side
    23,170.46x = 688,420,609.94
  5. Step 5: Solve for x
    x = 688,420,609.94/23,170.46
  6. Step 6: Final answer
    x = 29,711.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.