Home / 21,202.92-29,260.85-11,773.26

Finding the Fourth Proportional to 21,202.92, 29,260.85 and 11,773.26

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Solution

The fourth proportional to 21,202.92, 29,260.85 and 11,773.26 is: 16,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,202.92 : 29,260.85 = 11,773.26 : x
  2. Step 2: Convert to fraction form
    21,202.92/29,260.85 = 11,773.26/x
  3. Step 3: Cross multiply
    21,202.92x = 29,260.85 × 11,773.26
  4. Step 4: Simplify right side
    21,202.92x = 344,495,536.00
  5. Step 5: Solve for x
    x = 344,495,536.00/21,202.92
  6. Step 6: Final answer
    x = 16,247.55

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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.