Home / 41,218.27-61,829.98-11,638.38

Finding the Fourth Proportional to 41,218.27, 61,829.98 and 11,638.38

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Solution

The fourth proportional to 41,218.27, 61,829.98 and 11,638.38 is: 17,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,218.27 : 61,829.98 = 11,638.38 : x
  2. Step 2: Convert to fraction form
    41,218.27/61,829.98 = 11,638.38/x
  3. Step 3: Cross multiply
    41,218.27x = 61,829.98 × 11,638.38
  4. Step 4: Simplify right side
    41,218.27x = 719,601,070.86
  5. Step 5: Solve for x
    x = 719,601,070.86/41,218.27
  6. Step 6: Final answer
    x = 17,458.30

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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.