Home / 41,103.10-61,647.56-11,513.90

Finding the Fourth Proportional to 41,103.10, 61,647.56 and 11,513.90

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Solution

The fourth proportional to 41,103.10, 61,647.56 and 11,513.90 is: 17,268.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,103.10 : 61,647.56 = 11,513.90 : x
  2. Step 2: Convert to fraction form
    41,103.10/61,647.56 = 11,513.90/x
  3. Step 3: Cross multiply
    41,103.10x = 61,647.56 × 11,513.90
  4. Step 4: Simplify right side
    41,103.10x = 709,803,841.08
  5. Step 5: Solve for x
    x = 709,803,841.08/41,103.10
  6. Step 6: Final answer
    x = 17,268.86

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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.