Home / 43,844.20-65,766.30-15,764.20

Finding the Fourth Proportional to 43,844.20, 65,766.30 and 15,764.20

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Solution

The fourth proportional to 43,844.20, 65,766.30 and 15,764.20 is: 23,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,844.20 : 65,766.30 = 15,764.20 : x
  2. Step 2: Convert to fraction form
    43,844.20/65,766.30 = 15,764.20/x
  3. Step 3: Cross multiply
    43,844.20x = 65,766.30 × 15,764.20
  4. Step 4: Simplify right side
    43,844.20x = 1,036,753,106.46
  5. Step 5: Solve for x
    x = 1,036,753,106.46/43,844.20
  6. Step 6: Final answer
    x = 23,646.30

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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.