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Finding the Fourth Proportional to 18,402.88, 27,598.56 and 6,088

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Solution

The fourth proportional to 18,402.88, 27,598.56 and 6,088 is: 9,130.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402.88 : 27,598.56 = 6,088 : x
  2. Step 2: Convert to fraction form
    18,402.88/27,598.56 = 6,088/x
  3. Step 3: Cross multiply
    18,402.88x = 27,598.56 × 6,088
  4. Step 4: Simplify right side
    18,402.88x = 168,020,033.28
  5. Step 5: Solve for x
    x = 168,020,033.28/18,402.88
  6. Step 6: Final answer
    x = 9,130.09

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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.