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Finding the Fourth Proportional to 22,398.41, 33,602.48 and 6,815.63

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Solution

The fourth proportional to 22,398.41, 33,602.48 and 6,815.63 is: 10,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,398.41 : 33,602.48 = 6,815.63 : x
  2. Step 2: Convert to fraction form
    22,398.41/33,602.48 = 6,815.63/x
  3. Step 3: Cross multiply
    22,398.41x = 33,602.48 × 6,815.63
  4. Step 4: Simplify right side
    22,398.41x = 229,021,868.67
  5. Step 5: Solve for x
    x = 229,021,868.67/22,398.41
  6. Step 6: Final answer
    x = 10,224.92

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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.