Home / 41,275.17-61,893.86-13,189.77

Finding the Fourth Proportional to 41,275.17, 61,893.86 and 13,189.77

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Solution

The fourth proportional to 41,275.17, 61,893.86 and 13,189.77 is: 19,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,275.17 : 61,893.86 = 13,189.77 : x
  2. Step 2: Convert to fraction form
    41,275.17/61,893.86 = 13,189.77/x
  3. Step 3: Cross multiply
    41,275.17x = 61,893.86 × 13,189.77
  4. Step 4: Simplify right side
    41,275.17x = 816,365,711.86
  5. Step 5: Solve for x
    x = 816,365,711.86/41,275.17
  6. Step 6: Final answer
    x = 19,778.62

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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.