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Finding the Fourth Proportional to 26,567.64, 39,861.59 and 9,935.10

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Solution

The fourth proportional to 26,567.64, 39,861.59 and 9,935.10 is: 14,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,567.64 : 39,861.59 = 9,935.10 : x
  2. Step 2: Convert to fraction form
    26,567.64/39,861.59 = 9,935.10/x
  3. Step 3: Cross multiply
    26,567.64x = 39,861.59 × 9,935.10
  4. Step 4: Simplify right side
    26,567.64x = 396,028,833.13
  5. Step 5: Solve for x
    x = 396,028,833.13/26,567.64
  6. Step 6: Final answer
    x = 14,906.44

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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.