Home / 33,268.72-45,920.10-19,126.12

Finding the Fourth Proportional to 33,268.72, 45,920.10 and 19,126.12

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Solution

The fourth proportional to 33,268.72, 45,920.10 and 19,126.12 is: 26,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.72 : 45,920.10 = 19,126.12 : x
  2. Step 2: Convert to fraction form
    33,268.72/45,920.10 = 19,126.12/x
  3. Step 3: Cross multiply
    33,268.72x = 45,920.10 × 19,126.12
  4. Step 4: Simplify right side
    33,268.72x = 878,273,343.01
  5. Step 5: Solve for x
    x = 878,273,343.01/33,268.72
  6. Step 6: Final answer
    x = 26,399.37

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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.