Home / 54,811.08-82,119.42-32,558.76

Finding the Fourth Proportional to 54,811.08, 82,119.42 and 32,558.76

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Solution

The fourth proportional to 54,811.08, 82,119.42 and 32,558.76 is: 48,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.08 : 82,119.42 = 32,558.76 : x
  2. Step 2: Convert to fraction form
    54,811.08/82,119.42 = 32,558.76/x
  3. Step 3: Cross multiply
    54,811.08x = 82,119.42 × 32,558.76
  4. Step 4: Simplify right side
    54,811.08x = 2,673,706,487.12
  5. Step 5: Solve for x
    x = 2,673,706,487.12/54,811.08
  6. Step 6: Final answer
    x = 48,780.40

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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.