Home / 17,217.34-25,839.86-8,899.80

Finding the Fourth Proportional to 17,217.34, 25,839.86 and 8,899.80

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Solution

The fourth proportional to 17,217.34, 25,839.86 and 8,899.80 is: 13,356.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.34 : 25,839.86 = 8,899.80 : x
  2. Step 2: Convert to fraction form
    17,217.34/25,839.86 = 8,899.80/x
  3. Step 3: Cross multiply
    17,217.34x = 25,839.86 × 8,899.80
  4. Step 4: Simplify right side
    17,217.34x = 229,969,586.03
  5. Step 5: Solve for x
    x = 229,969,586.03/17,217.34
  6. Step 6: Final answer
    x = 13,356.86

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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.