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Finding the Fourth Proportional to 18,510.63, 27,767.43 and 6,030.42

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Solution

The fourth proportional to 18,510.63, 27,767.43 and 6,030.42 is: 9,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,510.63 : 27,767.43 = 6,030.42 : x
  2. Step 2: Convert to fraction form
    18,510.63/27,767.43 = 6,030.42/x
  3. Step 3: Cross multiply
    18,510.63x = 27,767.43 × 6,030.42
  4. Step 4: Simplify right side
    18,510.63x = 167,449,265.22
  5. Step 5: Solve for x
    x = 167,449,265.22/18,510.63
  6. Step 6: Final answer
    x = 9,046.11

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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.