Home / 37,100.10-51,201.39-21,189.66

Finding the Fourth Proportional to 37,100.10, 51,201.39 and 21,189.66

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Solution

The fourth proportional to 37,100.10, 51,201.39 and 21,189.66 is: 29,243.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,100.10 : 51,201.39 = 21,189.66 : x
  2. Step 2: Convert to fraction form
    37,100.10/51,201.39 = 21,189.66/x
  3. Step 3: Cross multiply
    37,100.10x = 51,201.39 × 21,189.66
  4. Step 4: Simplify right side
    37,100.10x = 1,084,940,045.63
  5. Step 5: Solve for x
    x = 1,084,940,045.63/37,100.10
  6. Step 6: Final answer
    x = 29,243.59

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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.