Home / 11,724.38-16,177.47-7,007.66

Finding the Fourth Proportional to 11,724.38, 16,177.47 and 7,007.66

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Solution

The fourth proportional to 11,724.38, 16,177.47 and 7,007.66 is: 9,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.38 : 16,177.47 = 7,007.66 : x
  2. Step 2: Convert to fraction form
    11,724.38/16,177.47 = 7,007.66/x
  3. Step 3: Cross multiply
    11,724.38x = 16,177.47 × 7,007.66
  4. Step 4: Simplify right side
    11,724.38x = 113,366,209.42
  5. Step 5: Solve for x
    x = 113,366,209.42/11,724.38
  6. Step 6: Final answer
    x = 9,669.27

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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.