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Finding the Fourth Proportional to 22,479.69, 33,718.32 and 6,897.33

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Solution

The fourth proportional to 22,479.69, 33,718.32 and 6,897.33 is: 10,345.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.69 : 33,718.32 = 6,897.33 : x
  2. Step 2: Convert to fraction form
    22,479.69/33,718.32 = 6,897.33/x
  3. Step 3: Cross multiply
    22,479.69x = 33,718.32 × 6,897.33
  4. Step 4: Simplify right side
    22,479.69x = 232,566,380.09
  5. Step 5: Solve for x
    x = 232,566,380.09/22,479.69
  6. Step 6: Final answer
    x = 10,345.62

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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.