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Finding the Fourth Proportional to 22,359, 33,539.31 and 6,776.63

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Solution

The fourth proportional to 22,359, 33,539.31 and 6,776.63 is: 10,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359 : 33,539.31 = 6,776.63 : x
  2. Step 2: Convert to fraction form
    22,359/33,539.31 = 6,776.63/x
  3. Step 3: Cross multiply
    22,359x = 33,539.31 × 6,776.63
  4. Step 4: Simplify right side
    22,359x = 227,283,494.33
  5. Step 5: Solve for x
    x = 227,283,494.33/22,359
  6. Step 6: Final answer
    x = 10,165.19

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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.