Home / 43,943.20-65,914.80-32,279.20

Finding the Fourth Proportional to 43,943.20, 65,914.80 and 32,279.20

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Solution

The fourth proportional to 43,943.20, 65,914.80 and 32,279.20 is: 48,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,943.20 : 65,914.80 = 32,279.20 : x
  2. Step 2: Convert to fraction form
    43,943.20/65,914.80 = 32,279.20/x
  3. Step 3: Cross multiply
    43,943.20x = 65,914.80 × 32,279.20
  4. Step 4: Simplify right side
    43,943.20x = 2,127,677,012.16
  5. Step 5: Solve for x
    x = 2,127,677,012.16/43,943.20
  6. Step 6: Final answer
    x = 48,418.80

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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.