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Finding the Fourth Proportional to 26,797.14, 36,978.25 and 14,860.03

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Solution

The fourth proportional to 26,797.14, 36,978.25 and 14,860.03 is: 20,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797.14 : 36,978.25 = 14,860.03 : x
  2. Step 2: Convert to fraction form
    26,797.14/36,978.25 = 14,860.03/x
  3. Step 3: Cross multiply
    26,797.14x = 36,978.25 × 14,860.03
  4. Step 4: Simplify right side
    26,797.14x = 549,497,904.35
  5. Step 5: Solve for x
    x = 549,497,904.35/26,797.14
  6. Step 6: Final answer
    x = 20,505.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.