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Finding the Fourth Proportional to 18,490.42, 27,739.98 and 6,010.48

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Solution

The fourth proportional to 18,490.42, 27,739.98 and 6,010.48 is: 9,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490.42 : 27,739.98 = 6,010.48 : x
  2. Step 2: Convert to fraction form
    18,490.42/27,739.98 = 6,010.48/x
  3. Step 3: Cross multiply
    18,490.42x = 27,739.98 × 6,010.48
  4. Step 4: Simplify right side
    18,490.42x = 166,730,594.99
  5. Step 5: Solve for x
    x = 166,730,594.99/18,490.42
  6. Step 6: Final answer
    x = 9,017.13

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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.