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Finding the Fourth Proportional to 14,726.82, 22,090.94 and 4,865.88

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Solution

The fourth proportional to 14,726.82, 22,090.94 and 4,865.88 is: 7,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.82 : 22,090.94 = 4,865.88 : x
  2. Step 2: Convert to fraction form
    14,726.82/22,090.94 = 4,865.88/x
  3. Step 3: Cross multiply
    14,726.82x = 22,090.94 × 4,865.88
  4. Step 4: Simplify right side
    14,726.82x = 107,491,863.13
  5. Step 5: Solve for x
    x = 107,491,863.13/14,726.82
  6. Step 6: Final answer
    x = 7,299.05

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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.