Home / 16,040.70-22,130.52-9,324.79

Finding the Fourth Proportional to 16,040.70, 22,130.52 and 9,324.79

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Solution

The fourth proportional to 16,040.70, 22,130.52 and 9,324.79 is: 12,864.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.70 : 22,130.52 = 9,324.79 : x
  2. Step 2: Convert to fraction form
    16,040.70/22,130.52 = 9,324.79/x
  3. Step 3: Cross multiply
    16,040.70x = 22,130.52 × 9,324.79
  4. Step 4: Simplify right side
    16,040.70x = 206,362,361.30
  5. Step 5: Solve for x
    x = 206,362,361.30/16,040.70
  6. Step 6: Final answer
    x = 12,864.92

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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.