Home / 44,517.72-66,778.80-13,350

Finding the Fourth Proportional to 44,517.72, 66,778.80 and 13,350

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Solution

The fourth proportional to 44,517.72, 66,778.80 and 13,350 is: 20,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,517.72 : 66,778.80 = 13,350 : x
  2. Step 2: Convert to fraction form
    44,517.72/66,778.80 = 13,350/x
  3. Step 3: Cross multiply
    44,517.72x = 66,778.80 × 13,350
  4. Step 4: Simplify right side
    44,517.72x = 891,496,980
  5. Step 5: Solve for x
    x = 891,496,980/44,517.72
  6. Step 6: Final answer
    x = 20,025.67

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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.