Home / 34,220.20-47,223.64-19,111.96

Finding the Fourth Proportional to 34,220.20, 47,223.64 and 19,111.96

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Solution

The fourth proportional to 34,220.20, 47,223.64 and 19,111.96 is: 26,374.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.20 : 47,223.64 = 19,111.96 : x
  2. Step 2: Convert to fraction form
    34,220.20/47,223.64 = 19,111.96/x
  3. Step 3: Cross multiply
    34,220.20x = 47,223.64 × 19,111.96
  4. Step 4: Simplify right side
    34,220.20x = 902,536,318.73
  5. Step 5: Solve for x
    x = 902,536,318.73/34,220.20
  6. Step 6: Final answer
    x = 26,374.37

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Half scale
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Double scale
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Similar ratio
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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.