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Finding the Fourth Proportional to 18,675.24, 28,014 and 6,026.28

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Solution

The fourth proportional to 18,675.24, 28,014 and 6,026.28 is: 9,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,675.24 : 28,014 = 6,026.28 : x
  2. Step 2: Convert to fraction form
    18,675.24/28,014 = 6,026.28/x
  3. Step 3: Cross multiply
    18,675.24x = 28,014 × 6,026.28
  4. Step 4: Simplify right side
    18,675.24x = 168,820,207.92
  5. Step 5: Solve for x
    x = 168,820,207.92/18,675.24
  6. Step 6: Final answer
    x = 9,039.79

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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.