Home / 27,542.57-38,008.65-15,608.18

Finding the Fourth Proportional to 27,542.57, 38,008.65 and 15,608.18

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Solution

The fourth proportional to 27,542.57, 38,008.65 and 15,608.18 is: 21,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542.57 : 38,008.65 = 15,608.18 : x
  2. Step 2: Convert to fraction form
    27,542.57/38,008.65 = 15,608.18/x
  3. Step 3: Cross multiply
    27,542.57x = 38,008.65 × 15,608.18
  4. Step 4: Simplify right side
    27,542.57x = 593,245,850.76
  5. Step 5: Solve for x
    x = 593,245,850.76/27,542.57
  6. Step 6: Final answer
    x = 21,539.23

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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.