Home / 25,236.14-34,824.20-15,165

Finding the Fourth Proportional to 25,236.14, 34,824.20 and 15,165

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Solution

The fourth proportional to 25,236.14, 34,824.20 and 15,165 is: 20,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,236.14 : 34,824.20 = 15,165 : x
  2. Step 2: Convert to fraction form
    25,236.14/34,824.20 = 15,165/x
  3. Step 3: Cross multiply
    25,236.14x = 34,824.20 × 15,165
  4. Step 4: Simplify right side
    25,236.14x = 528,108,917.18
  5. Step 5: Solve for x
    x = 528,108,917.18/25,236.14
  6. Step 6: Final answer
    x = 20,926.70

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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.