Home / 67,033.05-100,549.50-17,113.15

Finding the Fourth Proportional to 67,033.05, 100,549.50 and 17,113.15

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Solution

The fourth proportional to 67,033.05, 100,549.50 and 17,113.15 is: 25,669.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,033.05 : 100,549.50 = 17,113.15 : x
  2. Step 2: Convert to fraction form
    67,033.05/100,549.50 = 17,113.15/x
  3. Step 3: Cross multiply
    67,033.05x = 100,549.50 × 17,113.15
  4. Step 4: Simplify right side
    67,033.05x = 1,720,718,675.93
  5. Step 5: Solve for x
    x = 1,720,718,675.93/67,033.05
  6. Step 6: Final answer
    x = 25,669.71

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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.