Home / 16,354.25-22,571.81-9,639.48

Finding the Fourth Proportional to 16,354.25, 22,571.81 and 9,639.48

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Solution

The fourth proportional to 16,354.25, 22,571.81 and 9,639.48 is: 13,304.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,354.25 : 22,571.81 = 9,639.48 : x
  2. Step 2: Convert to fraction form
    16,354.25/22,571.81 = 9,639.48/x
  3. Step 3: Cross multiply
    16,354.25x = 22,571.81 × 9,639.48
  4. Step 4: Simplify right side
    16,354.25x = 217,580,583.65
  5. Step 5: Solve for x
    x = 217,580,583.65/16,354.25
  6. Step 6: Final answer
    x = 13,304.22

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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.