Home / 33,729.66-46,565.55-20,304.21

Finding the Fourth Proportional to 33,729.66, 46,565.55 and 20,304.21

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Solution

The fourth proportional to 33,729.66, 46,565.55 and 20,304.21 is: 28,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,729.66 : 46,565.55 = 20,304.21 : x
  2. Step 2: Convert to fraction form
    33,729.66/46,565.55 = 20,304.21/x
  3. Step 3: Cross multiply
    33,729.66x = 46,565.55 × 20,304.21
  4. Step 4: Simplify right side
    33,729.66x = 945,476,705.97
  5. Step 5: Solve for x
    x = 945,476,705.97/33,729.66
  6. Step 6: Final answer
    x = 28,031.02

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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.