Home / 29,140.56-43,625.79-21,677.22

Finding the Fourth Proportional to 29,140.56, 43,625.79 and 21,677.22

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Solution

The fourth proportional to 29,140.56, 43,625.79 and 21,677.22 is: 32,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.56 : 43,625.79 = 21,677.22 : x
  2. Step 2: Convert to fraction form
    29,140.56/43,625.79 = 21,677.22/x
  3. Step 3: Cross multiply
    29,140.56x = 43,625.79 × 21,677.22
  4. Step 4: Simplify right side
    29,140.56x = 945,685,847.50
  5. Step 5: Solve for x
    x = 945,685,847.50/29,140.56
  6. Step 6: Final answer
    x = 32,452.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.