Home / 25,873.66-38,778.02-11,065.17

Finding the Fourth Proportional to 25,873.66, 38,778.02 and 11,065.17

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Solution

The fourth proportional to 25,873.66, 38,778.02 and 11,065.17 is: 16,583.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873.66 : 38,778.02 = 11,065.17 : x
  2. Step 2: Convert to fraction form
    25,873.66/38,778.02 = 11,065.17/x
  3. Step 3: Cross multiply
    25,873.66x = 38,778.02 × 11,065.17
  4. Step 4: Simplify right side
    25,873.66x = 429,085,383.56
  5. Step 5: Solve for x
    x = 429,085,383.56/25,873.66
  6. Step 6: Final answer
    x = 16,583.87

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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.