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Finding the Fourth Proportional to 23,899.48, 35,866.41 and 8,908.66

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Solution

The fourth proportional to 23,899.48, 35,866.41 and 8,908.66 is: 13,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,899.48 : 35,866.41 = 8,908.66 : x
  2. Step 2: Convert to fraction form
    23,899.48/35,866.41 = 8,908.66/x
  3. Step 3: Cross multiply
    23,899.48x = 35,866.41 × 8,908.66
  4. Step 4: Simplify right side
    23,899.48x = 319,521,652.11
  5. Step 5: Solve for x
    x = 319,521,652.11/23,899.48
  6. Step 6: Final answer
    x = 13,369.40

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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.