Home / 16,266.82-22,447.12-9,192.81

Finding the Fourth Proportional to 16,266.82, 22,447.12 and 9,192.81

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Solution

The fourth proportional to 16,266.82, 22,447.12 and 9,192.81 is: 12,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,266.82 : 22,447.12 = 9,192.81 : x
  2. Step 2: Convert to fraction form
    16,266.82/22,447.12 = 9,192.81/x
  3. Step 3: Cross multiply
    16,266.82x = 22,447.12 × 9,192.81
  4. Step 4: Simplify right side
    16,266.82x = 206,352,109.21
  5. Step 5: Solve for x
    x = 206,352,109.21/16,266.82
  6. Step 6: Final answer
    x = 12,685.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.