Home / 25,586.59-38,381.26-8,057.79

Finding the Fourth Proportional to 25,586.59, 38,381.26 and 8,057.79

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Solution

The fourth proportional to 25,586.59, 38,381.26 and 8,057.79 is: 12,087.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.59 : 38,381.26 = 8,057.79 : x
  2. Step 2: Convert to fraction form
    25,586.59/38,381.26 = 8,057.79/x
  3. Step 3: Cross multiply
    25,586.59x = 38,381.26 × 8,057.79
  4. Step 4: Simplify right side
    25,586.59x = 309,268,133.02
  5. Step 5: Solve for x
    x = 309,268,133.02/25,586.59
  6. Step 6: Final answer
    x = 12,087.12

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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.