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Finding the Fourth Proportional to 34,664.32, 51,990.96 and 9,701.68

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Solution

The fourth proportional to 34,664.32, 51,990.96 and 9,701.68 is: 14,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,664.32 : 51,990.96 = 9,701.68 : x
  2. Step 2: Convert to fraction form
    34,664.32/51,990.96 = 9,701.68/x
  3. Step 3: Cross multiply
    34,664.32x = 51,990.96 × 9,701.68
  4. Step 4: Simplify right side
    34,664.32x = 504,399,656.81
  5. Step 5: Solve for x
    x = 504,399,656.81/34,664.32
  6. Step 6: Final answer
    x = 14,550.98

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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.