Home / 23,191.18-34,755.28-20,886.59

Finding the Fourth Proportional to 23,191.18, 34,755.28 and 20,886.59

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Solution

The fourth proportional to 23,191.18, 34,755.28 and 20,886.59 is: 31,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,191.18 : 34,755.28 = 20,886.59 : x
  2. Step 2: Convert to fraction form
    23,191.18/34,755.28 = 20,886.59/x
  3. Step 3: Cross multiply
    23,191.18x = 34,755.28 × 20,886.59
  4. Step 4: Simplify right side
    23,191.18x = 725,919,318.37
  5. Step 5: Solve for x
    x = 725,919,318.37/23,191.18
  6. Step 6: Final answer
    x = 31,301.53

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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.