Home / 37,035.30-55,540.80-13,658.70

Finding the Fourth Proportional to 37,035.30, 55,540.80 and 13,658.70

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Solution

The fourth proportional to 37,035.30, 55,540.80 and 13,658.70 is: 20,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,035.30 : 55,540.80 = 13,658.70 : x
  2. Step 2: Convert to fraction form
    37,035.30/55,540.80 = 13,658.70/x
  3. Step 3: Cross multiply
    37,035.30x = 55,540.80 × 13,658.70
  4. Step 4: Simplify right side
    37,035.30x = 758,615,124.96
  5. Step 5: Solve for x
    x = 758,615,124.96/37,035.30
  6. Step 6: Final answer
    x = 20,483.57

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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.