Home / 37,091.41-55,644.40-13,718.05

Finding the Fourth Proportional to 37,091.41, 55,644.40 and 13,718.05

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Solution

The fourth proportional to 37,091.41, 55,644.40 and 13,718.05 is: 20,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,091.41 : 55,644.40 = 13,718.05 : x
  2. Step 2: Convert to fraction form
    37,091.41/55,644.40 = 13,718.05/x
  3. Step 3: Cross multiply
    37,091.41x = 55,644.40 × 13,718.05
  4. Step 4: Simplify right side
    37,091.41x = 763,332,539.46
  5. Step 5: Solve for x
    x = 763,332,539.46/37,091.41
  6. Step 6: Final answer
    x = 20,579.77

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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.