Home / 47,020.52-64,878.18-27,137

Finding the Fourth Proportional to 47,020.52, 64,878.18 and 27,137

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Solution

The fourth proportional to 47,020.52, 64,878.18 and 27,137 is: 37,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,020.52 : 64,878.18 = 27,137 : x
  2. Step 2: Convert to fraction form
    47,020.52/64,878.18 = 27,137/x
  3. Step 3: Cross multiply
    47,020.52x = 64,878.18 × 27,137
  4. Step 4: Simplify right side
    47,020.52x = 1,760,599,170.66
  5. Step 5: Solve for x
    x = 1,760,599,170.66/47,020.52
  6. Step 6: Final answer
    x = 37,443.21

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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.