Home / 48,072.51-66,335.31-27,930.24

Finding the Fourth Proportional to 48,072.51, 66,335.31 and 27,930.24

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Solution

The fourth proportional to 48,072.51, 66,335.31 and 27,930.24 is: 38,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,072.51 : 66,335.31 = 27,930.24 : x
  2. Step 2: Convert to fraction form
    48,072.51/66,335.31 = 27,930.24/x
  3. Step 3: Cross multiply
    48,072.51x = 66,335.31 × 27,930.24
  4. Step 4: Simplify right side
    48,072.51x = 1,852,761,128.77
  5. Step 5: Solve for x
    x = 1,852,761,128.77/48,072.51
  6. Step 6: Final answer
    x = 38,540.97

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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.