Home / 25,213.14-34,793.84-13,882.40

Finding the Fourth Proportional to 25,213.14, 34,793.84 and 13,882.40

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Solution

The fourth proportional to 25,213.14, 34,793.84 and 13,882.40 is: 19,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.14 : 34,793.84 = 13,882.40 : x
  2. Step 2: Convert to fraction form
    25,213.14/34,793.84 = 13,882.40/x
  3. Step 3: Cross multiply
    25,213.14x = 34,793.84 × 13,882.40
  4. Step 4: Simplify right side
    25,213.14x = 483,022,004.42
  5. Step 5: Solve for x
    x = 483,022,004.42/25,213.14
  6. Step 6: Final answer
    x = 19,157.55

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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.