Home / 20,274.46-30,414.59-6,235.66

Finding the Fourth Proportional to 20,274.46, 30,414.59 and 6,235.66

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Solution

The fourth proportional to 20,274.46, 30,414.59 and 6,235.66 is: 9,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,274.46 : 30,414.59 = 6,235.66 : x
  2. Step 2: Convert to fraction form
    20,274.46/30,414.59 = 6,235.66/x
  3. Step 3: Cross multiply
    20,274.46x = 30,414.59 × 6,235.66
  4. Step 4: Simplify right side
    20,274.46x = 189,655,042.28
  5. Step 5: Solve for x
    x = 189,655,042.28/20,274.46
  6. Step 6: Final answer
    x = 9,354.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.