Home / 14,107.37-19,449.11-11,708.65

Finding the Fourth Proportional to 14,107.37, 19,449.11 and 11,708.65

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Solution

The fourth proportional to 14,107.37, 19,449.11 and 11,708.65 is: 16,142.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.37 : 19,449.11 = 11,708.65 : x
  2. Step 2: Convert to fraction form
    14,107.37/19,449.11 = 11,708.65/x
  3. Step 3: Cross multiply
    14,107.37x = 19,449.11 × 11,708.65
  4. Step 4: Simplify right side
    14,107.37x = 227,722,875.38
  5. Step 5: Solve for x
    x = 227,722,875.38/14,107.37
  6. Step 6: Final answer
    x = 16,142.13

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Half scale
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Double scale
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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.