Home / 32,650.74-48,981.18-13,930.86

Finding the Fourth Proportional to 32,650.74, 48,981.18 and 13,930.86

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Solution

The fourth proportional to 32,650.74, 48,981.18 and 13,930.86 is: 20,898.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,650.74 : 48,981.18 = 13,930.86 : x
  2. Step 2: Convert to fraction form
    32,650.74/48,981.18 = 13,930.86/x
  3. Step 3: Cross multiply
    32,650.74x = 48,981.18 × 13,930.86
  4. Step 4: Simplify right side
    32,650.74x = 682,349,961.21
  5. Step 5: Solve for x
    x = 682,349,961.21/32,650.74
  6. Step 6: Final answer
    x = 20,898.45

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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.