Home / 25,395.88-38,108.22-13,708.84

Finding the Fourth Proportional to 25,395.88, 38,108.22 and 13,708.84

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Solution

The fourth proportional to 25,395.88, 38,108.22 and 13,708.84 is: 20,571.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.88 : 38,108.22 = 13,708.84 : x
  2. Step 2: Convert to fraction form
    25,395.88/38,108.22 = 13,708.84/x
  3. Step 3: Cross multiply
    25,395.88x = 38,108.22 × 13,708.84
  4. Step 4: Simplify right side
    25,395.88x = 522,419,490.66
  5. Step 5: Solve for x
    x = 522,419,490.66/25,395.88
  6. Step 6: Final answer
    x = 20,571.03

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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.