Home / 16,424.66-22,663.42-9,351.22

Finding the Fourth Proportional to 16,424.66, 22,663.42 and 9,351.22

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Solution

The fourth proportional to 16,424.66, 22,663.42 and 9,351.22 is: 12,903.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,424.66 : 22,663.42 = 9,351.22 : x
  2. Step 2: Convert to fraction form
    16,424.66/22,663.42 = 9,351.22/x
  3. Step 3: Cross multiply
    16,424.66x = 22,663.42 × 9,351.22
  4. Step 4: Simplify right side
    16,424.66x = 211,930,489.68
  5. Step 5: Solve for x
    x = 211,930,489.68/16,424.66
  6. Step 6: Final answer
    x = 12,903.19

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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.