Home / 17,217.61-25,817.45-6,122.69

Finding the Fourth Proportional to 17,217.61, 25,817.45 and 6,122.69

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Solution

The fourth proportional to 17,217.61, 25,817.45 and 6,122.69 is: 9,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.61 : 25,817.45 = 6,122.69 : x
  2. Step 2: Convert to fraction form
    17,217.61/25,817.45 = 6,122.69/x
  3. Step 3: Cross multiply
    17,217.61x = 25,817.45 × 6,122.69
  4. Step 4: Simplify right side
    17,217.61x = 158,072,214.50
  5. Step 5: Solve for x
    x = 158,072,214.50/17,217.61
  6. Step 6: Final answer
    x = 9,180.84

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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.