Home / 33,233.93-45,836.90-21,298.38

Finding the Fourth Proportional to 33,233.93, 45,836.90 and 21,298.38

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Solution

The fourth proportional to 33,233.93, 45,836.90 and 21,298.38 is: 29,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233.93 : 45,836.90 = 21,298.38 : x
  2. Step 2: Convert to fraction form
    33,233.93/45,836.90 = 21,298.38/x
  3. Step 3: Cross multiply
    33,233.93x = 45,836.90 × 21,298.38
  4. Step 4: Simplify right side
    33,233.93x = 976,251,714.22
  5. Step 5: Solve for x
    x = 976,251,714.22/33,233.93
  6. Step 6: Final answer
    x = 29,375.15

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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.