Home / 42,769.22-59,007.06-27,680.96

Finding the Fourth Proportional to 42,769.22, 59,007.06 and 27,680.96

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Solution

The fourth proportional to 42,769.22, 59,007.06 and 27,680.96 is: 38,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,769.22 : 59,007.06 = 27,680.96 : x
  2. Step 2: Convert to fraction form
    42,769.22/59,007.06 = 27,680.96/x
  3. Step 3: Cross multiply
    42,769.22x = 59,007.06 × 27,680.96
  4. Step 4: Simplify right side
    42,769.22x = 1,633,372,067.58
  5. Step 5: Solve for x
    x = 1,633,372,067.58/42,769.22
  6. Step 6: Final answer
    x = 38,190.36

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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.