Home / 18,967.64-26,173.94-11,008.58

Finding the Fourth Proportional to 18,967.64, 26,173.94 and 11,008.58

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Solution

The fourth proportional to 18,967.64, 26,173.94 and 11,008.58 is: 15,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,967.64 : 26,173.94 = 11,008.58 : x
  2. Step 2: Convert to fraction form
    18,967.64/26,173.94 = 11,008.58/x
  3. Step 3: Cross multiply
    18,967.64x = 26,173.94 × 11,008.58
  4. Step 4: Simplify right side
    18,967.64x = 288,137,726.49
  5. Step 5: Solve for x
    x = 288,137,726.49/18,967.64
  6. Step 6: Final answer
    x = 15,191.02

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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.