Home / 25,704.11-38,512.12-17,254.80

Finding the Fourth Proportional to 25,704.11, 38,512.12 and 17,254.80

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Solution

The fourth proportional to 25,704.11, 38,512.12 and 17,254.80 is: 25,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704.11 : 38,512.12 = 17,254.80 : x
  2. Step 2: Convert to fraction form
    25,704.11/38,512.12 = 17,254.80/x
  3. Step 3: Cross multiply
    25,704.11x = 38,512.12 × 17,254.80
  4. Step 4: Simplify right side
    25,704.11x = 664,518,928.18
  5. Step 5: Solve for x
    x = 664,518,928.18/25,704.11
  6. Step 6: Final answer
    x = 25,852.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.