Home / 25,672.41-35,418.15-16,108.20

Finding the Fourth Proportional to 25,672.41, 35,418.15 and 16,108.20

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Solution

The fourth proportional to 25,672.41, 35,418.15 and 16,108.20 is: 22,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.41 : 35,418.15 = 16,108.20 : x
  2. Step 2: Convert to fraction form
    25,672.41/35,418.15 = 16,108.20/x
  3. Step 3: Cross multiply
    25,672.41x = 35,418.15 × 16,108.20
  4. Step 4: Simplify right side
    25,672.41x = 570,522,643.83
  5. Step 5: Solve for x
    x = 570,522,643.83/25,672.41
  6. Step 6: Final answer
    x = 22,223.18

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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.