Home / 36,998.88-51,058.48-20,231.92

Finding the Fourth Proportional to 36,998.88, 51,058.48 and 20,231.92

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Solution

The fourth proportional to 36,998.88, 51,058.48 and 20,231.92 is: 27,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,998.88 : 51,058.48 = 20,231.92 : x
  2. Step 2: Convert to fraction form
    36,998.88/51,058.48 = 20,231.92/x
  3. Step 3: Cross multiply
    36,998.88x = 51,058.48 × 20,231.92
  4. Step 4: Simplify right side
    36,998.88x = 1,033,011,082.68
  5. Step 5: Solve for x
    x = 1,033,011,082.68/36,998.88
  6. Step 6: Final answer
    x = 27,920.06

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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.