Home / 29,395.82-40,566.24-16,820.54

Finding the Fourth Proportional to 29,395.82, 40,566.24 and 16,820.54

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Solution

The fourth proportional to 29,395.82, 40,566.24 and 16,820.54 is: 23,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,395.82 : 40,566.24 = 16,820.54 : x
  2. Step 2: Convert to fraction form
    29,395.82/40,566.24 = 16,820.54/x
  3. Step 3: Cross multiply
    29,395.82x = 40,566.24 × 16,820.54
  4. Step 4: Simplify right side
    29,395.82x = 682,346,062.57
  5. Step 5: Solve for x
    x = 682,346,062.57/29,395.82
  6. Step 6: Final answer
    x = 23,212.35

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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.