Home / 25,422.90-35,062.86-17,894.17

Finding the Fourth Proportional to 25,422.90, 35,062.86 and 17,894.17

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Solution

The fourth proportional to 25,422.90, 35,062.86 and 17,894.17 is: 24,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.90 : 35,062.86 = 17,894.17 : x
  2. Step 2: Convert to fraction form
    25,422.90/35,062.86 = 17,894.17/x
  3. Step 3: Cross multiply
    25,422.90x = 35,062.86 × 17,894.17
  4. Step 4: Simplify right side
    25,422.90x = 627,420,777.53
  5. Step 5: Solve for x
    x = 627,420,777.53/25,422.90
  6. Step 6: Final answer
    x = 24,679.36

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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.