Home / 32,679.91-48,942.10-18,799.75

Finding the Fourth Proportional to 32,679.91, 48,942.10 and 18,799.75

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Solution

The fourth proportional to 32,679.91, 48,942.10 and 18,799.75 is: 28,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,679.91 : 48,942.10 = 18,799.75 : x
  2. Step 2: Convert to fraction form
    32,679.91/48,942.10 = 18,799.75/x
  3. Step 3: Cross multiply
    32,679.91x = 48,942.10 × 18,799.75
  4. Step 4: Simplify right side
    32,679.91x = 920,099,244.48
  5. Step 5: Solve for x
    x = 920,099,244.48/32,679.91
  6. Step 6: Final answer
    x = 28,154.89

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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.