Home / 16,960.35-23,398.95-9,789.42

Finding the Fourth Proportional to 16,960.35, 23,398.95 and 9,789.42

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Solution

The fourth proportional to 16,960.35, 23,398.95 and 9,789.42 is: 13,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.35 : 23,398.95 = 9,789.42 : x
  2. Step 2: Convert to fraction form
    16,960.35/23,398.95 = 9,789.42/x
  3. Step 3: Cross multiply
    16,960.35x = 23,398.95 × 9,789.42
  4. Step 4: Simplify right side
    16,960.35x = 229,062,149.11
  5. Step 5: Solve for x
    x = 229,062,149.11/16,960.35
  6. Step 6: Final answer
    x = 13,505.74

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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.