Home / 16,930.24-23,366.58-9,860.86

Finding the Fourth Proportional to 16,930.24, 23,366.58 and 9,860.86

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Solution

The fourth proportional to 16,930.24, 23,366.58 and 9,860.86 is: 13,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.24 : 23,366.58 = 9,860.86 : x
  2. Step 2: Convert to fraction form
    16,930.24/23,366.58 = 9,860.86/x
  3. Step 3: Cross multiply
    16,930.24x = 23,366.58 × 9,860.86
  4. Step 4: Simplify right side
    16,930.24x = 230,414,574.06
  5. Step 5: Solve for x
    x = 230,414,574.06/16,930.24
  6. Step 6: Final answer
    x = 13,609.65

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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.