Home / 25,764.68-35,545.02-15,137.48

Finding the Fourth Proportional to 25,764.68, 35,545.02 and 15,137.48

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Solution

The fourth proportional to 25,764.68, 35,545.02 and 15,137.48 is: 20,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,764.68 : 35,545.02 = 15,137.48 : x
  2. Step 2: Convert to fraction form
    25,764.68/35,545.02 = 15,137.48/x
  3. Step 3: Cross multiply
    25,764.68x = 35,545.02 × 15,137.48
  4. Step 4: Simplify right side
    25,764.68x = 538,062,029.35
  5. Step 5: Solve for x
    x = 538,062,029.35/25,764.68
  6. Step 6: Final answer
    x = 20,883.71

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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.