Home / 38,226.96-52,751.04-21,230.88

Finding the Fourth Proportional to 38,226.96, 52,751.04 and 21,230.88

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Solution

The fourth proportional to 38,226.96, 52,751.04 and 21,230.88 is: 29,297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,226.96 : 52,751.04 = 21,230.88 : x
  2. Step 2: Convert to fraction form
    38,226.96/52,751.04 = 21,230.88/x
  3. Step 3: Cross multiply
    38,226.96x = 52,751.04 × 21,230.88
  4. Step 4: Simplify right side
    38,226.96x = 1,119,951,000.12
  5. Step 5: Solve for x
    x = 1,119,951,000.12/38,226.96
  6. Step 6: Final answer
    x = 29,297.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.