Home / 36,279.96-50,067.66-21,182.28

Finding the Fourth Proportional to 36,279.96, 50,067.66 and 21,182.28

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Solution

The fourth proportional to 36,279.96, 50,067.66 and 21,182.28 is: 29,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.96 : 50,067.66 = 21,182.28 : x
  2. Step 2: Convert to fraction form
    36,279.96/50,067.66 = 21,182.28/x
  3. Step 3: Cross multiply
    36,279.96x = 50,067.66 × 21,182.28
  4. Step 4: Simplify right side
    36,279.96x = 1,060,547,193.06
  5. Step 5: Solve for x
    x = 1,060,547,193.06/36,279.96
  6. Step 6: Final answer
    x = 29,232.31

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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.