Home / 25,395.25-35,037.34-16,449.61

Finding the Fourth Proportional to 25,395.25, 35,037.34 and 16,449.61

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Solution

The fourth proportional to 25,395.25, 35,037.34 and 16,449.61 is: 22,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.25 : 35,037.34 = 16,449.61 : x
  2. Step 2: Convert to fraction form
    25,395.25/35,037.34 = 16,449.61/x
  3. Step 3: Cross multiply
    25,395.25x = 35,037.34 × 16,449.61
  4. Step 4: Simplify right side
    25,395.25x = 576,350,578.44
  5. Step 5: Solve for x
    x = 576,350,578.44/25,395.25
  6. Step 6: Final answer
    x = 22,695.21

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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.