Home / 36,822.51-55,182.28-19,919.03

Finding the Fourth Proportional to 36,822.51, 55,182.28 and 19,919.03

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Solution

The fourth proportional to 36,822.51, 55,182.28 and 19,919.03 is: 29,850.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,822.51 : 55,182.28 = 19,919.03 : x
  2. Step 2: Convert to fraction form
    36,822.51/55,182.28 = 19,919.03/x
  3. Step 3: Cross multiply
    36,822.51x = 55,182.28 × 19,919.03
  4. Step 4: Simplify right side
    36,822.51x = 1,099,177,391.19
  5. Step 5: Solve for x
    x = 1,099,177,391.19/36,822.51
  6. Step 6: Final answer
    x = 29,850.69

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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.