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Finding the Fourth Proportional to 18,552.69, 27,830.15 and 6,074.03

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Solution

The fourth proportional to 18,552.69, 27,830.15 and 6,074.03 is: 9,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.69 : 27,830.15 = 6,074.03 : x
  2. Step 2: Convert to fraction form
    18,552.69/27,830.15 = 6,074.03/x
  3. Step 3: Cross multiply
    18,552.69x = 27,830.15 × 6,074.03
  4. Step 4: Simplify right side
    18,552.69x = 169,041,166.00
  5. Step 5: Solve for x
    x = 169,041,166.00/18,552.69
  6. Step 6: Final answer
    x = 9,111.41

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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.