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Finding the Fourth Proportional to 32,651.70, 48,965.25 and 12,933.06

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Solution

The fourth proportional to 32,651.70, 48,965.25 and 12,933.06 is: 19,394.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651.70 : 48,965.25 = 12,933.06 : x
  2. Step 2: Convert to fraction form
    32,651.70/48,965.25 = 12,933.06/x
  3. Step 3: Cross multiply
    32,651.70x = 48,965.25 × 12,933.06
  4. Step 4: Simplify right side
    32,651.70x = 633,270,516.17
  5. Step 5: Solve for x
    x = 633,270,516.17/32,651.70
  6. Step 6: Final answer
    x = 19,394.72

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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.