Home / 45,189.69-67,732.08-17,091.87

Finding the Fourth Proportional to 45,189.69, 67,732.08 and 17,091.87

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Solution

The fourth proportional to 45,189.69, 67,732.08 and 17,091.87 is: 25,617.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,189.69 : 67,732.08 = 17,091.87 : x
  2. Step 2: Convert to fraction form
    45,189.69/67,732.08 = 17,091.87/x
  3. Step 3: Cross multiply
    45,189.69x = 67,732.08 × 17,091.87
  4. Step 4: Simplify right side
    45,189.69x = 1,157,667,906.19
  5. Step 5: Solve for x
    x = 1,157,667,906.19/45,189.69
  6. Step 6: Final answer
    x = 25,617.97

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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.