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Finding the Fourth Proportional to 43,847.20, 65,770.80 and 24,820.30

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Solution

The fourth proportional to 43,847.20, 65,770.80 and 24,820.30 is: 37,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,847.20 : 65,770.80 = 24,820.30 : x
  2. Step 2: Convert to fraction form
    43,847.20/65,770.80 = 24,820.30/x
  3. Step 3: Cross multiply
    43,847.20x = 65,770.80 × 24,820.30
  4. Step 4: Simplify right side
    43,847.20x = 1,632,450,987.24
  5. Step 5: Solve for x
    x = 1,632,450,987.24/43,847.20
  6. Step 6: Final answer
    x = 37,230.45

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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.