Home / 56,272.32-84,412.92-18,832.56

Finding the Fourth Proportional to 56,272.32, 84,412.92 and 18,832.56

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Solution

The fourth proportional to 56,272.32, 84,412.92 and 18,832.56 is: 28,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,272.32 : 84,412.92 = 18,832.56 : x
  2. Step 2: Convert to fraction form
    56,272.32/84,412.92 = 18,832.56/x
  3. Step 3: Cross multiply
    56,272.32x = 84,412.92 × 18,832.56
  4. Step 4: Simplify right side
    56,272.32x = 1,589,711,380.68
  5. Step 5: Solve for x
    x = 1,589,711,380.68/56,272.32
  6. Step 6: Final answer
    x = 28,250.33

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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.