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Finding the Fourth Proportional to 18,341.83, 27,509.10 and 8,977.83

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Solution

The fourth proportional to 18,341.83, 27,509.10 and 8,977.83 is: 13,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.83 : 27,509.10 = 8,977.83 : x
  2. Step 2: Convert to fraction form
    18,341.83/27,509.10 = 8,977.83/x
  3. Step 3: Cross multiply
    18,341.83x = 27,509.10 × 8,977.83
  4. Step 4: Simplify right side
    18,341.83x = 246,971,885.71
  5. Step 5: Solve for x
    x = 246,971,885.71/18,341.83
  6. Step 6: Final answer
    x = 13,464.95

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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.