Home / 37,144.31-55,724.66-13,770.74

Finding the Fourth Proportional to 37,144.31, 55,724.66 and 13,770.74

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Solution

The fourth proportional to 37,144.31, 55,724.66 and 13,770.74 is: 20,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,144.31 : 55,724.66 = 13,770.74 : x
  2. Step 2: Convert to fraction form
    37,144.31/55,724.66 = 13,770.74/x
  3. Step 3: Cross multiply
    37,144.31x = 55,724.66 × 13,770.74
  4. Step 4: Simplify right side
    37,144.31x = 767,369,804.45
  5. Step 5: Solve for x
    x = 767,369,804.45/37,144.31
  6. Step 6: Final answer
    x = 20,659.15

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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.