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Finding the Fourth Proportional to 32,398.52, 48,601.90 and 12,674.55

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Solution

The fourth proportional to 32,398.52, 48,601.90 and 12,674.55 is: 19,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.52 : 48,601.90 = 12,674.55 : x
  2. Step 2: Convert to fraction form
    32,398.52/48,601.90 = 12,674.55/x
  3. Step 3: Cross multiply
    32,398.52x = 48,601.90 × 12,674.55
  4. Step 4: Simplify right side
    32,398.52x = 616,007,211.65
  5. Step 5: Solve for x
    x = 616,007,211.65/32,398.52
  6. Step 6: Final answer
    x = 19,013.44

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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.