Home / 37,119.12-51,224.76-21,201.36

Finding the Fourth Proportional to 37,119.12, 51,224.76 and 21,201.36

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Solution

The fourth proportional to 37,119.12, 51,224.76 and 21,201.36 is: 29,258.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,119.12 : 51,224.76 = 21,201.36 : x
  2. Step 2: Convert to fraction form
    37,119.12/51,224.76 = 21,201.36/x
  3. Step 3: Cross multiply
    37,119.12x = 51,224.76 × 21,201.36
  4. Step 4: Simplify right side
    37,119.12x = 1,086,034,577.67
  5. Step 5: Solve for x
    x = 1,086,034,577.67/37,119.12
  6. Step 6: Final answer
    x = 29,258.09

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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.