Home / 21,860.92-32,791.38-10,160.48

Finding the Fourth Proportional to 21,860.92, 32,791.38 and 10,160.48

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Solution

The fourth proportional to 21,860.92, 32,791.38 and 10,160.48 is: 15,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860.92 : 32,791.38 = 10,160.48 : x
  2. Step 2: Convert to fraction form
    21,860.92/32,791.38 = 10,160.48/x
  3. Step 3: Cross multiply
    21,860.92x = 32,791.38 × 10,160.48
  4. Step 4: Simplify right side
    21,860.92x = 333,176,160.66
  5. Step 5: Solve for x
    x = 333,176,160.66/21,860.92
  6. Step 6: Final answer
    x = 15,240.72

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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.