Home / 29,160.76-43,716.22-13,360.50

Finding the Fourth Proportional to 29,160.76, 43,716.22 and 13,360.50

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Solution

The fourth proportional to 29,160.76, 43,716.22 and 13,360.50 is: 20,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.76 : 43,716.22 = 13,360.50 : x
  2. Step 2: Convert to fraction form
    29,160.76/43,716.22 = 13,360.50/x
  3. Step 3: Cross multiply
    29,160.76x = 43,716.22 × 13,360.50
  4. Step 4: Simplify right side
    29,160.76x = 584,070,557.31
  5. Step 5: Solve for x
    x = 584,070,557.31/29,160.76
  6. Step 6: Final answer
    x = 20,029.33

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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.