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Finding the Fourth Proportional to 22,478.19, 33,716.07 and 6,895.82

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Solution

The fourth proportional to 22,478.19, 33,716.07 and 6,895.82 is: 10,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.19 : 33,716.07 = 6,895.82 : x
  2. Step 2: Convert to fraction form
    22,478.19/33,716.07 = 6,895.82/x
  3. Step 3: Cross multiply
    22,478.19x = 33,716.07 × 6,895.82
  4. Step 4: Simplify right side
    22,478.19x = 232,499,781.25
  5. Step 5: Solve for x
    x = 232,499,781.25/22,478.19
  6. Step 6: Final answer
    x = 10,343.35

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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.