Home / 43,832.64-65,752.60-18,873.30

Finding the Fourth Proportional to 43,832.64, 65,752.60 and 18,873.30

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Solution

The fourth proportional to 43,832.64, 65,752.60 and 18,873.30 is: 28,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,832.64 : 65,752.60 = 18,873.30 : x
  2. Step 2: Convert to fraction form
    43,832.64/65,752.60 = 18,873.30/x
  3. Step 3: Cross multiply
    43,832.64x = 65,752.60 × 18,873.30
  4. Step 4: Simplify right side
    43,832.64x = 1,240,968,545.58
  5. Step 5: Solve for x
    x = 1,240,968,545.58/43,832.64
  6. Step 6: Final answer
    x = 28,311.52

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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.