Home / 41,289.86-61,922.64-11,710.28

Finding the Fourth Proportional to 41,289.86, 61,922.64 and 11,710.28

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Solution

The fourth proportional to 41,289.86, 61,922.64 and 11,710.28 is: 17,561.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,289.86 : 61,922.64 = 11,710.28 : x
  2. Step 2: Convert to fraction form
    41,289.86/61,922.64 = 11,710.28/x
  3. Step 3: Cross multiply
    41,289.86x = 61,922.64 × 11,710.28
  4. Step 4: Simplify right side
    41,289.86x = 725,131,607.55
  5. Step 5: Solve for x
    x = 725,131,607.55/41,289.86
  6. Step 6: Final answer
    x = 17,561.98

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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.