Home / 27,534.76-38,015.94-19,171.24

Finding the Fourth Proportional to 27,534.76, 38,015.94 and 19,171.24

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Solution

The fourth proportional to 27,534.76, 38,015.94 and 19,171.24 is: 26,468.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,534.76 : 38,015.94 = 19,171.24 : x
  2. Step 2: Convert to fraction form
    27,534.76/38,015.94 = 19,171.24/x
  3. Step 3: Cross multiply
    27,534.76x = 38,015.94 × 19,171.24
  4. Step 4: Simplify right side
    27,534.76x = 728,812,709.57
  5. Step 5: Solve for x
    x = 728,812,709.57/27,534.76
  6. Step 6: Final answer
    x = 26,468.82

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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.