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Finding the Fourth Proportional to 22,444.94, 33,666.60 and 6,649.40

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Solution

The fourth proportional to 22,444.94, 33,666.60 and 6,649.40 is: 9,973.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.94 : 33,666.60 = 6,649.40 : x
  2. Step 2: Convert to fraction form
    22,444.94/33,666.60 = 6,649.40/x
  3. Step 3: Cross multiply
    22,444.94x = 33,666.60 × 6,649.40
  4. Step 4: Simplify right side
    22,444.94x = 223,862,690.04
  5. Step 5: Solve for x
    x = 223,862,690.04/22,444.94
  6. Step 6: Final answer
    x = 9,973.86

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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.