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Finding the Fourth Proportional to 15,903.23, 23,863.04 and 6,550.16

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Solution

The fourth proportional to 15,903.23, 23,863.04 and 6,550.16 is: 9,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.23 : 23,863.04 = 6,550.16 : x
  2. Step 2: Convert to fraction form
    15,903.23/23,863.04 = 6,550.16/x
  3. Step 3: Cross multiply
    15,903.23x = 23,863.04 × 6,550.16
  4. Step 4: Simplify right side
    15,903.23x = 156,306,578.02
  5. Step 5: Solve for x
    x = 156,306,578.02/15,903.23
  6. Step 6: Final answer
    x = 9,828.61

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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.