Home / 43,844.60-65,766.90-28,098.20

Finding the Fourth Proportional to 43,844.60, 65,766.90 and 28,098.20

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Solution

The fourth proportional to 43,844.60, 65,766.90 and 28,098.20 is: 42,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,844.60 : 65,766.90 = 28,098.20 : x
  2. Step 2: Convert to fraction form
    43,844.60/65,766.90 = 28,098.20/x
  3. Step 3: Cross multiply
    43,844.60x = 65,766.90 × 28,098.20
  4. Step 4: Simplify right side
    43,844.60x = 1,847,931,509.58
  5. Step 5: Solve for x
    x = 1,847,931,509.58/43,844.60
  6. Step 6: Final answer
    x = 42,147.30

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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.