Home / 41,216.58-61,829.73-13,126.86

Finding the Fourth Proportional to 41,216.58, 61,829.73 and 13,126.86

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Solution

The fourth proportional to 41,216.58, 61,829.73 and 13,126.86 is: 19,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,216.58 : 61,829.73 = 13,126.86 : x
  2. Step 2: Convert to fraction form
    41,216.58/61,829.73 = 13,126.86/x
  3. Step 3: Cross multiply
    41,216.58x = 61,829.73 × 13,126.86
  4. Step 4: Simplify right side
    41,216.58x = 811,630,209.55
  5. Step 5: Solve for x
    x = 811,630,209.55/41,216.58
  6. Step 6: Final answer
    x = 19,691.84

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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.