Home / 16,660.84-22,968.78-11,617.72

Finding the Fourth Proportional to 16,660.84, 22,968.78 and 11,617.72

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Solution

The fourth proportional to 16,660.84, 22,968.78 and 11,617.72 is: 16,016.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.84 : 22,968.78 = 11,617.72 : x
  2. Step 2: Convert to fraction form
    16,660.84/22,968.78 = 11,617.72/x
  3. Step 3: Cross multiply
    16,660.84x = 22,968.78 × 11,617.72
  4. Step 4: Simplify right side
    16,660.84x = 266,844,854.78
  5. Step 5: Solve for x
    x = 266,844,854.78/16,660.84
  6. Step 6: Final answer
    x = 16,016.29

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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.