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Finding the Fourth Proportional to 32,364.39, 48,546.57 and 8,990.82

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Solution

The fourth proportional to 32,364.39, 48,546.57 and 8,990.82 is: 13,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,364.39 : 48,546.57 = 8,990.82 : x
  2. Step 2: Convert to fraction form
    32,364.39/48,546.57 = 8,990.82/x
  3. Step 3: Cross multiply
    32,364.39x = 48,546.57 × 8,990.82
  4. Step 4: Simplify right side
    32,364.39x = 436,473,472.49
  5. Step 5: Solve for x
    x = 436,473,472.49/32,364.39
  6. Step 6: Final answer
    x = 13,486.23

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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.