Home / 47,905.90-66,110.82-27,491.28

Finding the Fourth Proportional to 47,905.90, 66,110.82 and 27,491.28

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Solution

The fourth proportional to 47,905.90, 66,110.82 and 27,491.28 is: 37,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.90 : 66,110.82 = 27,491.28 : x
  2. Step 2: Convert to fraction form
    47,905.90/66,110.82 = 27,491.28/x
  3. Step 3: Cross multiply
    47,905.90x = 66,110.82 × 27,491.28
  4. Step 4: Simplify right side
    47,905.90x = 1,817,471,063.65
  5. Step 5: Solve for x
    x = 1,817,471,063.65/47,905.90
  6. Step 6: Final answer
    x = 37,938.36

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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.