Home / 23,351.25-32,227.44-13,281.21

Finding the Fourth Proportional to 23,351.25, 32,227.44 and 13,281.21

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Solution

The fourth proportional to 23,351.25, 32,227.44 and 13,281.21 is: 18,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,351.25 : 32,227.44 = 13,281.21 : x
  2. Step 2: Convert to fraction form
    23,351.25/32,227.44 = 13,281.21/x
  3. Step 3: Cross multiply
    23,351.25x = 32,227.44 × 13,281.21
  4. Step 4: Simplify right side
    23,351.25x = 428,019,398.40
  5. Step 5: Solve for x
    x = 428,019,398.40/23,351.25
  6. Step 6: Final answer
    x = 18,329.61

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Double scale
Find fourth proportional to 23,352.25, 32,228.82 and 13,282.21
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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.