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Finding the Fourth Proportional to 32,656.92, 48,954.42 and 12,947.64

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Solution

The fourth proportional to 32,656.92, 48,954.42 and 12,947.64 is: 19,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,656.92 : 48,954.42 = 12,947.64 : x
  2. Step 2: Convert to fraction form
    32,656.92/48,954.42 = 12,947.64/x
  3. Step 3: Cross multiply
    32,656.92x = 48,954.42 × 12,947.64
  4. Step 4: Simplify right side
    32,656.92x = 633,844,206.57
  5. Step 5: Solve for x
    x = 633,844,206.57/32,656.92
  6. Step 6: Final answer
    x = 19,409.19

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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.