Home / 16,833.36-23,229.91-9,279.71

Finding the Fourth Proportional to 16,833.36, 23,229.91 and 9,279.71

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Solution

The fourth proportional to 16,833.36, 23,229.91 and 9,279.71 is: 12,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,833.36 : 23,229.91 = 9,279.71 : x
  2. Step 2: Convert to fraction form
    16,833.36/23,229.91 = 9,279.71/x
  3. Step 3: Cross multiply
    16,833.36x = 23,229.91 × 9,279.71
  4. Step 4: Simplify right side
    16,833.36x = 215,566,688.78
  5. Step 5: Solve for x
    x = 215,566,688.78/16,833.36
  6. Step 6: Final answer
    x = 12,805.92

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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.