Home / 32,644.20-48,920.50-13,898.86

Finding the Fourth Proportional to 32,644.20, 48,920.50 and 13,898.86

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Solution

The fourth proportional to 32,644.20, 48,920.50 and 13,898.86 is: 20,828.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,644.20 : 48,920.50 = 13,898.86 : x
  2. Step 2: Convert to fraction form
    32,644.20/48,920.50 = 13,898.86/x
  3. Step 3: Cross multiply
    32,644.20x = 48,920.50 × 13,898.86
  4. Step 4: Simplify right side
    32,644.20x = 679,939,180.63
  5. Step 5: Solve for x
    x = 679,939,180.63/32,644.20
  6. Step 6: Final answer
    x = 20,828.79

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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.