Home / 17,215.71-25,768.19-8,884.37

Finding the Fourth Proportional to 17,215.71, 25,768.19 and 8,884.37

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Solution

The fourth proportional to 17,215.71, 25,768.19 and 8,884.37 is: 13,297.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.71 : 25,768.19 = 8,884.37 : x
  2. Step 2: Convert to fraction form
    17,215.71/25,768.19 = 8,884.37/x
  3. Step 3: Cross multiply
    17,215.71x = 25,768.19 × 8,884.37
  4. Step 4: Simplify right side
    17,215.71x = 228,934,220.82
  5. Step 5: Solve for x
    x = 228,934,220.82/17,215.71
  6. Step 6: Final answer
    x = 13,297.99

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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.