Home / 29,691.25-40,971.79-16,260.33

Finding the Fourth Proportional to 29,691.25, 40,971.79 and 16,260.33

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Solution

The fourth proportional to 29,691.25, 40,971.79 and 16,260.33 is: 22,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.25 : 40,971.79 = 16,260.33 : x
  2. Step 2: Convert to fraction form
    29,691.25/40,971.79 = 16,260.33/x
  3. Step 3: Cross multiply
    29,691.25x = 40,971.79 × 16,260.33
  4. Step 4: Simplify right side
    29,691.25x = 666,214,826.09
  5. Step 5: Solve for x
    x = 666,214,826.09/29,691.25
  6. Step 6: Final answer
    x = 22,438.09

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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.