Home / 27,385.67-37,791.95-15,452.88

Finding the Fourth Proportional to 27,385.67, 37,791.95 and 15,452.88

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Solution

The fourth proportional to 27,385.67, 37,791.95 and 15,452.88 is: 21,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.67 : 37,791.95 = 15,452.88 : x
  2. Step 2: Convert to fraction form
    27,385.67/37,791.95 = 15,452.88/x
  3. Step 3: Cross multiply
    27,385.67x = 37,791.95 × 15,452.88
  4. Step 4: Simplify right side
    27,385.67x = 583,994,391.05
  5. Step 5: Solve for x
    x = 583,994,391.05/27,385.67
  6. Step 6: Final answer
    x = 21,324.82

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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.