Home / 40,893.66-61,349.13-13,189.50

Finding the Fourth Proportional to 40,893.66, 61,349.13 and 13,189.50

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Solution

The fourth proportional to 40,893.66, 61,349.13 and 13,189.50 is: 19,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,893.66 : 61,349.13 = 13,189.50 : x
  2. Step 2: Convert to fraction form
    40,893.66/61,349.13 = 13,189.50/x
  3. Step 3: Cross multiply
    40,893.66x = 61,349.13 × 13,189.50
  4. Step 4: Simplify right side
    40,893.66x = 809,164,350.14
  5. Step 5: Solve for x
    x = 809,164,350.14/40,893.66
  6. Step 6: Final answer
    x = 19,787.04

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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.