Home / 47,279.20-70,821.60-32,504.80

Finding the Fourth Proportional to 47,279.20, 70,821.60 and 32,504.80

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Solution

The fourth proportional to 47,279.20, 70,821.60 and 32,504.80 is: 48,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,279.20 : 70,821.60 = 32,504.80 : x
  2. Step 2: Convert to fraction form
    47,279.20/70,821.60 = 32,504.80/x
  3. Step 3: Cross multiply
    47,279.20x = 70,821.60 × 32,504.80
  4. Step 4: Simplify right side
    47,279.20x = 2,302,041,943.68
  5. Step 5: Solve for x
    x = 2,302,041,943.68/47,279.20
  6. Step 6: Final answer
    x = 48,690.37

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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.