Home / 37,086.33-55,632.91-12,126.51

Finding the Fourth Proportional to 37,086.33, 55,632.91 and 12,126.51

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Solution

The fourth proportional to 37,086.33, 55,632.91 and 12,126.51 is: 18,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,086.33 : 55,632.91 = 12,126.51 : x
  2. Step 2: Convert to fraction form
    37,086.33/55,632.91 = 12,126.51/x
  3. Step 3: Cross multiply
    37,086.33x = 55,632.91 × 12,126.51
  4. Step 4: Simplify right side
    37,086.33x = 674,632,761.28
  5. Step 5: Solve for x
    x = 674,632,761.28/37,086.33
  6. Step 6: Final answer
    x = 18,190.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.