Home / 22,634.40-31,235.40-12,562.56

Finding the Fourth Proportional to 22,634.40, 31,235.40 and 12,562.56

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Solution

The fourth proportional to 22,634.40, 31,235.40 and 12,562.56 is: 17,336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,634.40 : 31,235.40 = 12,562.56 : x
  2. Step 2: Convert to fraction form
    22,634.40/31,235.40 = 12,562.56/x
  3. Step 3: Cross multiply
    22,634.40x = 31,235.40 × 12,562.56
  4. Step 4: Simplify right side
    22,634.40x = 392,396,586.62
  5. Step 5: Solve for x
    x = 392,396,586.62/22,634.40
  6. Step 6: Final answer
    x = 17,336.29

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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.