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Finding the Fourth Proportional to 23,658.98, 35,487.07 and 8,866.66

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Solution

The fourth proportional to 23,658.98, 35,487.07 and 8,866.66 is: 13,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,658.98 : 35,487.07 = 8,866.66 : x
  2. Step 2: Convert to fraction form
    23,658.98/35,487.07 = 8,866.66/x
  3. Step 3: Cross multiply
    23,658.98x = 35,487.07 × 8,866.66
  4. Step 4: Simplify right side
    23,658.98x = 314,651,784.09
  5. Step 5: Solve for x
    x = 314,651,784.09/23,658.98
  6. Step 6: Final answer
    x = 13,299.47

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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.