Home / 28,610.68-39,461.08-25,067.76

Finding the Fourth Proportional to 28,610.68, 39,461.08 and 25,067.76

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Solution

The fourth proportional to 28,610.68, 39,461.08 and 25,067.76 is: 34,574.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,610.68 : 39,461.08 = 25,067.76 : x
  2. Step 2: Convert to fraction form
    28,610.68/39,461.08 = 25,067.76/x
  3. Step 3: Cross multiply
    28,610.68x = 39,461.08 × 25,067.76
  4. Step 4: Simplify right side
    28,610.68x = 989,200,882.78
  5. Step 5: Solve for x
    x = 989,200,882.78/28,610.68
  6. Step 6: Final answer
    x = 34,574.53

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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.