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Finding the Fourth Proportional to 23,959.78, 35,934.81 and 6,425.50

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Solution

The fourth proportional to 23,959.78, 35,934.81 and 6,425.50 is: 9,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,959.78 : 35,934.81 = 6,425.50 : x
  2. Step 2: Convert to fraction form
    23,959.78/35,934.81 = 6,425.50/x
  3. Step 3: Cross multiply
    23,959.78x = 35,934.81 × 6,425.50
  4. Step 4: Simplify right side
    23,959.78x = 230,899,121.66
  5. Step 5: Solve for x
    x = 230,899,121.66/23,959.78
  6. Step 6: Final answer
    x = 9,636.95

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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.