Home / 33,207.93-45,839.21-20,463.21

Finding the Fourth Proportional to 33,207.93, 45,839.21 and 20,463.21

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Solution

The fourth proportional to 33,207.93, 45,839.21 and 20,463.21 is: 28,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.93 : 45,839.21 = 20,463.21 : x
  2. Step 2: Convert to fraction form
    33,207.93/45,839.21 = 20,463.21/x
  3. Step 3: Cross multiply
    33,207.93x = 45,839.21 × 20,463.21
  4. Step 4: Simplify right side
    33,207.93x = 938,017,278.15
  5. Step 5: Solve for x
    x = 938,017,278.15/33,207.93
  6. Step 6: Final answer
    x = 28,246.79

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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.