Home / 34,234.36-47,244.42-19,126.54

Finding the Fourth Proportional to 34,234.36, 47,244.42 and 19,126.54

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Solution

The fourth proportional to 34,234.36, 47,244.42 and 19,126.54 is: 26,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,234.36 : 47,244.42 = 19,126.54 : x
  2. Step 2: Convert to fraction form
    34,234.36/47,244.42 = 19,126.54/x
  3. Step 3: Cross multiply
    34,234.36x = 47,244.42 × 19,126.54
  4. Step 4: Simplify right side
    34,234.36x = 903,622,288.91
  5. Step 5: Solve for x
    x = 903,622,288.91/34,234.36
  6. Step 6: Final answer
    x = 26,395.19

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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.