Home / 16,283.82-22,463.18-10,305.20

Finding the Fourth Proportional to 16,283.82, 22,463.18 and 10,305.20

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Solution

The fourth proportional to 16,283.82, 22,463.18 and 10,305.20 is: 14,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,283.82 : 22,463.18 = 10,305.20 : x
  2. Step 2: Convert to fraction form
    16,283.82/22,463.18 = 10,305.20/x
  3. Step 3: Cross multiply
    16,283.82x = 22,463.18 × 10,305.20
  4. Step 4: Simplify right side
    16,283.82x = 231,487,562.54
  5. Step 5: Solve for x
    x = 231,487,562.54/16,283.82
  6. Step 6: Final answer
    x = 14,215.80

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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.