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Finding the Fourth Proportional to 23,899.73, 35,866.79 and 8,908.91

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Solution

The fourth proportional to 23,899.73, 35,866.79 and 8,908.91 is: 13,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,899.73 : 35,866.79 = 8,908.91 : x
  2. Step 2: Convert to fraction form
    23,899.73/35,866.79 = 8,908.91/x
  3. Step 3: Cross multiply
    23,899.73x = 35,866.79 × 8,908.91
  4. Step 4: Simplify right side
    23,899.73x = 319,534,004.10
  5. Step 5: Solve for x
    x = 319,534,004.10/23,899.73
  6. Step 6: Final answer
    x = 13,369.77

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1.5x scale

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.