Home / 67,072.29-100,608.08-17,152.31

Finding the Fourth Proportional to 67,072.29, 100,608.08 and 17,152.31

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Solution

The fourth proportional to 67,072.29, 100,608.08 and 17,152.31 is: 25,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,072.29 : 100,608.08 = 17,152.31 : x
  2. Step 2: Convert to fraction form
    67,072.29/100,608.08 = 17,152.31/x
  3. Step 3: Cross multiply
    67,072.29x = 100,608.08 × 17,152.31
  4. Step 4: Simplify right side
    67,072.29x = 1,725,660,387.86
  5. Step 5: Solve for x
    x = 1,725,660,387.86/67,072.29
  6. Step 6: Final answer
    x = 25,728.37

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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.