Home / 32,651.74-48,982.68-13,931.86

Finding the Fourth Proportional to 32,651.74, 48,982.68 and 13,931.86

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Solution

The fourth proportional to 32,651.74, 48,982.68 and 13,931.86 is: 20,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651.74 : 48,982.68 = 13,931.86 : x
  2. Step 2: Convert to fraction form
    32,651.74/48,982.68 = 13,931.86/x
  3. Step 3: Cross multiply
    32,651.74x = 48,982.68 × 13,931.86
  4. Step 4: Simplify right side
    32,651.74x = 682,419,840.18
  5. Step 5: Solve for x
    x = 682,419,840.18/32,651.74
  6. Step 6: Final answer
    x = 20,899.95

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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.