Home / 33,229.16-45,830.33-21,293.61

Finding the Fourth Proportional to 33,229.16, 45,830.33 and 21,293.61

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Solution

The fourth proportional to 33,229.16, 45,830.33 and 21,293.61 is: 29,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,229.16 : 45,830.33 = 21,293.61 : x
  2. Step 2: Convert to fraction form
    33,229.16/45,830.33 = 21,293.61/x
  3. Step 3: Cross multiply
    33,229.16x = 45,830.33 × 21,293.61
  4. Step 4: Simplify right side
    33,229.16x = 975,893,066.72
  5. Step 5: Solve for x
    x = 975,893,066.72/33,229.16
  6. Step 6: Final answer
    x = 29,368.57

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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.