Home / 41,291.88-61,937.70-11,709.72

Finding the Fourth Proportional to 41,291.88, 61,937.70 and 11,709.72

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Solution

The fourth proportional to 41,291.88, 61,937.70 and 11,709.72 is: 17,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,291.88 : 61,937.70 = 11,709.72 : x
  2. Step 2: Convert to fraction form
    41,291.88/61,937.70 = 11,709.72/x
  3. Step 3: Cross multiply
    41,291.88x = 61,937.70 × 11,709.72
  4. Step 4: Simplify right side
    41,291.88x = 725,273,124.44
  5. Step 5: Solve for x
    x = 725,273,124.44/41,291.88
  6. Step 6: Final answer
    x = 17,564.55

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1.5x scale

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.