Home / 16,871.57-25,304.97-9,275.22

Finding the Fourth Proportional to 16,871.57, 25,304.97 and 9,275.22

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Solution

The fourth proportional to 16,871.57, 25,304.97 and 9,275.22 is: 13,911.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.57 : 25,304.97 = 9,275.22 : x
  2. Step 2: Convert to fraction form
    16,871.57/25,304.97 = 9,275.22/x
  3. Step 3: Cross multiply
    16,871.57x = 25,304.97 × 9,275.22
  4. Step 4: Simplify right side
    16,871.57x = 234,709,163.84
  5. Step 5: Solve for x
    x = 234,709,163.84/16,871.57
  6. Step 6: Final answer
    x = 13,911.52

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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.