Home / 33,182.22-49,775.76-13,199.52

Finding the Fourth Proportional to 33,182.22, 49,775.76 and 13,199.52

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Solution

The fourth proportional to 33,182.22, 49,775.76 and 13,199.52 is: 19,800.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,182.22 : 49,775.76 = 13,199.52 : x
  2. Step 2: Convert to fraction form
    33,182.22/49,775.76 = 13,199.52/x
  3. Step 3: Cross multiply
    33,182.22x = 49,775.76 × 13,199.52
  4. Step 4: Simplify right side
    33,182.22x = 657,016,139.64
  5. Step 5: Solve for x
    x = 657,016,139.64/33,182.22
  6. Step 6: Final answer
    x = 19,800.25

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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.