Home / 25,399.88-38,114.22-13,712.84

Finding the Fourth Proportional to 25,399.88, 38,114.22 and 13,712.84

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Solution

The fourth proportional to 25,399.88, 38,114.22 and 13,712.84 is: 20,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.88 : 38,114.22 = 13,712.84 : x
  2. Step 2: Convert to fraction form
    25,399.88/38,114.22 = 13,712.84/x
  3. Step 3: Cross multiply
    25,399.88x = 38,114.22 × 13,712.84
  4. Step 4: Simplify right side
    25,399.88x = 522,654,200.58
  5. Step 5: Solve for x
    x = 522,654,200.58/25,399.88
  6. Step 6: Final answer
    x = 20,577.03

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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.