Home / 27,320.27-40,972.31-11,734.25

Finding the Fourth Proportional to 27,320.27, 40,972.31 and 11,734.25

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Solution

The fourth proportional to 27,320.27, 40,972.31 and 11,734.25 is: 17,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320.27 : 40,972.31 = 11,734.25 : x
  2. Step 2: Convert to fraction form
    27,320.27/40,972.31 = 11,734.25/x
  3. Step 3: Cross multiply
    27,320.27x = 40,972.31 × 11,734.25
  4. Step 4: Simplify right side
    27,320.27x = 480,779,269.95
  5. Step 5: Solve for x
    x = 480,779,269.95/27,320.27
  6. Step 6: Final answer
    x = 17,597.90

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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.