Home / 48,614.20-72,912.30-13,546.60

Finding the Fourth Proportional to 48,614.20, 72,912.30 and 13,546.60

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Solution

The fourth proportional to 48,614.20, 72,912.30 and 13,546.60 is: 20,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,614.20 : 72,912.30 = 13,546.60 : x
  2. Step 2: Convert to fraction form
    48,614.20/72,912.30 = 13,546.60/x
  3. Step 3: Cross multiply
    48,614.20x = 72,912.30 × 13,546.60
  4. Step 4: Simplify right side
    48,614.20x = 987,713,763.18
  5. Step 5: Solve for x
    x = 987,713,763.18/48,614.20
  6. Step 6: Final answer
    x = 20,317.39

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1.5x scale

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.