Home / 17,217.29-25,839.77-8,899.73

Finding the Fourth Proportional to 17,217.29, 25,839.77 and 8,899.73

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Solution

The fourth proportional to 17,217.29, 25,839.77 and 8,899.73 is: 13,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.29 : 25,839.77 = 8,899.73 : x
  2. Step 2: Convert to fraction form
    17,217.29/25,839.77 = 8,899.73/x
  3. Step 3: Cross multiply
    17,217.29x = 25,839.77 × 8,899.73
  4. Step 4: Simplify right side
    17,217.29x = 229,966,931.76
  5. Step 5: Solve for x
    x = 229,966,931.76/17,217.29
  6. Step 6: Final answer
    x = 13,356.75

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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.