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Finding the Fourth Proportional to 18,576.95, 27,862.79 and 6,097.55

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Solution

The fourth proportional to 18,576.95, 27,862.79 and 6,097.55 is: 9,145.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.95 : 27,862.79 = 6,097.55 : x
  2. Step 2: Convert to fraction form
    18,576.95/27,862.79 = 6,097.55/x
  3. Step 3: Cross multiply
    18,576.95x = 27,862.79 × 6,097.55
  4. Step 4: Simplify right side
    18,576.95x = 169,894,585.36
  5. Step 5: Solve for x
    x = 169,894,585.36/18,576.95
  6. Step 6: Final answer
    x = 9,145.45

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1.5x scale

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.