Home / 18,274.36-27,408.42-6,585.88

Finding the Fourth Proportional to 18,274.36, 27,408.42 and 6,585.88

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Solution

The fourth proportional to 18,274.36, 27,408.42 and 6,585.88 is: 9,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.36 : 27,408.42 = 6,585.88 : x
  2. Step 2: Convert to fraction form
    18,274.36/27,408.42 = 6,585.88/x
  3. Step 3: Cross multiply
    18,274.36x = 27,408.42 × 6,585.88
  4. Step 4: Simplify right side
    18,274.36x = 180,508,565.11
  5. Step 5: Solve for x
    x = 180,508,565.11/18,274.36
  6. Step 6: Final answer
    x = 9,877.70

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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.