Home / 40,028.20-60,043.53-13,732.57

Finding the Fourth Proportional to 40,028.20, 60,043.53 and 13,732.57

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Solution

The fourth proportional to 40,028.20, 60,043.53 and 13,732.57 is: 20,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,028.20 : 60,043.53 = 13,732.57 : x
  2. Step 2: Convert to fraction form
    40,028.20/60,043.53 = 13,732.57/x
  3. Step 3: Cross multiply
    40,028.20x = 60,043.53 × 13,732.57
  4. Step 4: Simplify right side
    40,028.20x = 824,551,978.77
  5. Step 5: Solve for x
    x = 824,551,978.77/40,028.20
  6. Step 6: Final answer
    x = 20,599.28

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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.