Home / 29,552.72-40,798.92-19,999.76

Finding the Fourth Proportional to 29,552.72, 40,798.92 and 19,999.76

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Solution

The fourth proportional to 29,552.72, 40,798.92 and 19,999.76 is: 27,610.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,552.72 : 40,798.92 = 19,999.76 : x
  2. Step 2: Convert to fraction form
    29,552.72/40,798.92 = 19,999.76/x
  3. Step 3: Cross multiply
    29,552.72x = 40,798.92 × 19,999.76
  4. Step 4: Simplify right side
    29,552.72x = 815,968,608.26
  5. Step 5: Solve for x
    x = 815,968,608.26/29,552.72
  6. Step 6: Final answer
    x = 27,610.61

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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.