Home / 41,221.47-61,826.60-11,641.69

Finding the Fourth Proportional to 41,221.47, 61,826.60 and 11,641.69

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Solution

The fourth proportional to 41,221.47, 61,826.60 and 11,641.69 is: 17,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,221.47 : 61,826.60 = 11,641.69 : x
  2. Step 2: Convert to fraction form
    41,221.47/61,826.60 = 11,641.69/x
  3. Step 3: Cross multiply
    41,221.47x = 61,826.60 × 11,641.69
  4. Step 4: Simplify right side
    41,221.47x = 719,765,801.82
  5. Step 5: Solve for x
    x = 719,765,801.82/41,221.47
  6. Step 6: Final answer
    x = 17,460.94

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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.