Home / 45,295.44-67,917-17,561.04

Finding the Fourth Proportional to 45,295.44, 67,917 and 17,561.04

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Solution

The fourth proportional to 45,295.44, 67,917 and 17,561.04 is: 26,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,295.44 : 67,917 = 17,561.04 : x
  2. Step 2: Convert to fraction form
    45,295.44/67,917 = 17,561.04/x
  3. Step 3: Cross multiply
    45,295.44x = 67,917 × 17,561.04
  4. Step 4: Simplify right side
    45,295.44x = 1,192,693,153.68
  5. Step 5: Solve for x
    x = 1,192,693,153.68/45,295.44
  6. Step 6: Final answer
    x = 26,331.42

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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.