Home / 23,712.87-32,722.14-13,102.89

Finding the Fourth Proportional to 23,712.87, 32,722.14 and 13,102.89

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Solution

The fourth proportional to 23,712.87, 32,722.14 and 13,102.89 is: 18,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.87 : 32,722.14 = 13,102.89 : x
  2. Step 2: Convert to fraction form
    23,712.87/32,722.14 = 13,102.89/x
  3. Step 3: Cross multiply
    23,712.87x = 32,722.14 × 13,102.89
  4. Step 4: Simplify right side
    23,712.87x = 428,754,600.98
  5. Step 5: Solve for x
    x = 428,754,600.98/23,712.87
  6. Step 6: Final answer
    x = 18,081.09

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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.