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Finding the Fourth Proportional to 32,686.92, 48,995.73 and 13,951.62

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Solution

The fourth proportional to 32,686.92, 48,995.73 and 13,951.62 is: 20,912.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.92 : 48,995.73 = 13,951.62 : x
  2. Step 2: Convert to fraction form
    32,686.92/48,995.73 = 13,951.62/x
  3. Step 3: Cross multiply
    32,686.92x = 48,995.73 × 13,951.62
  4. Step 4: Simplify right side
    32,686.92x = 683,569,806.58
  5. Step 5: Solve for x
    x = 683,569,806.58/32,686.92
  6. Step 6: Final answer
    x = 20,912.64

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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.