Home / 40,199.68-60,313.92-13,907.04

Finding the Fourth Proportional to 40,199.68, 60,313.92 and 13,907.04

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Solution

The fourth proportional to 40,199.68, 60,313.92 and 13,907.04 is: 20,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.68 : 60,313.92 = 13,907.04 : x
  2. Step 2: Convert to fraction form
    40,199.68/60,313.92 = 13,907.04/x
  3. Step 3: Cross multiply
    40,199.68x = 60,313.92 × 13,907.04
  4. Step 4: Simplify right side
    40,199.68x = 838,788,098.00
  5. Step 5: Solve for x
    x = 838,788,098.00/40,199.68
  6. Step 6: Final answer
    x = 20,865.54

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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.