Home / 40,499.12-60,726-14,193.56

Finding the Fourth Proportional to 40,499.12, 60,726 and 14,193.56

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Solution

The fourth proportional to 40,499.12, 60,726 and 14,193.56 is: 21,282.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,499.12 : 60,726 = 14,193.56 : x
  2. Step 2: Convert to fraction form
    40,499.12/60,726 = 14,193.56/x
  3. Step 3: Cross multiply
    40,499.12x = 60,726 × 14,193.56
  4. Step 4: Simplify right side
    40,499.12x = 861,918,124.56
  5. Step 5: Solve for x
    x = 861,918,124.56/40,499.12
  6. Step 6: Final answer
    x = 21,282.39

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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.