Home / 49,191.12-73,742.85-18,019.08

Finding the Fourth Proportional to 49,191.12, 73,742.85 and 18,019.08

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Solution

The fourth proportional to 49,191.12, 73,742.85 and 18,019.08 is: 27,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,191.12 : 73,742.85 = 18,019.08 : x
  2. Step 2: Convert to fraction form
    49,191.12/73,742.85 = 18,019.08/x
  3. Step 3: Cross multiply
    49,191.12x = 73,742.85 × 18,019.08
  4. Step 4: Simplify right side
    49,191.12x = 1,328,778,313.58
  5. Step 5: Solve for x
    x = 1,328,778,313.58/49,191.12
  6. Step 6: Final answer
    x = 27,012.56

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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.