Home / 25,876.74-38,815.08-11,076.06

Finding the Fourth Proportional to 25,876.74, 38,815.08 and 11,076.06

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Solution

The fourth proportional to 25,876.74, 38,815.08 and 11,076.06 is: 16,614.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,876.74 : 38,815.08 = 11,076.06 : x
  2. Step 2: Convert to fraction form
    25,876.74/38,815.08 = 11,076.06/x
  3. Step 3: Cross multiply
    25,876.74x = 38,815.08 × 11,076.06
  4. Step 4: Simplify right side
    25,876.74x = 429,918,154.98
  5. Step 5: Solve for x
    x = 429,918,154.98/25,876.74
  6. Step 6: Final answer
    x = 16,614.08

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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.