Home / 29,091.14-40,142.86-16,345.79

Finding the Fourth Proportional to 29,091.14, 40,142.86 and 16,345.79

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Solution

The fourth proportional to 29,091.14, 40,142.86 and 16,345.79 is: 22,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,091.14 : 40,142.86 = 16,345.79 : x
  2. Step 2: Convert to fraction form
    29,091.14/40,142.86 = 16,345.79/x
  3. Step 3: Cross multiply
    29,091.14x = 40,142.86 × 16,345.79
  4. Step 4: Simplify right side
    29,091.14x = 656,166,759.56
  5. Step 5: Solve for x
    x = 656,166,759.56/29,091.14
  6. Step 6: Final answer
    x = 22,555.55

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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.