Home / 23,470.78-35,207.79-6,830.95

Finding the Fourth Proportional to 23,470.78, 35,207.79 and 6,830.95

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Solution

The fourth proportional to 23,470.78, 35,207.79 and 6,830.95 is: 10,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470.78 : 35,207.79 = 6,830.95 : x
  2. Step 2: Convert to fraction form
    23,470.78/35,207.79 = 6,830.95/x
  3. Step 3: Cross multiply
    23,470.78x = 35,207.79 × 6,830.95
  4. Step 4: Simplify right side
    23,470.78x = 240,502,653.10
  5. Step 5: Solve for x
    x = 240,502,653.10/23,470.78
  6. Step 6: Final answer
    x = 10,246.90

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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.