Home / 33,225.83-45,847.22-21,305.36

Finding the Fourth Proportional to 33,225.83, 45,847.22 and 21,305.36

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Solution

The fourth proportional to 33,225.83, 45,847.22 and 21,305.36 is: 29,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,225.83 : 45,847.22 = 21,305.36 : x
  2. Step 2: Convert to fraction form
    33,225.83/45,847.22 = 21,305.36/x
  3. Step 3: Cross multiply
    33,225.83x = 45,847.22 × 21,305.36
  4. Step 4: Simplify right side
    33,225.83x = 976,791,535.19
  5. Step 5: Solve for x
    x = 976,791,535.19/33,225.83
  6. Step 6: Final answer
    x = 29,398.56

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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.