Home / 41,307.92-61,961.75-11,725.78

Finding the Fourth Proportional to 41,307.92, 61,961.75 and 11,725.78

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Solution

The fourth proportional to 41,307.92, 61,961.75 and 11,725.78 is: 17,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,307.92 : 61,961.75 = 11,725.78 : x
  2. Step 2: Convert to fraction form
    41,307.92/61,961.75 = 11,725.78/x
  3. Step 3: Cross multiply
    41,307.92x = 61,961.75 × 11,725.78
  4. Step 4: Simplify right side
    41,307.92x = 726,549,848.92
  5. Step 5: Solve for x
    x = 726,549,848.92/41,307.92
  6. Step 6: Final answer
    x = 17,588.63

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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.