Home / 32,296.76-48,381.96-21,169.49

Finding the Fourth Proportional to 32,296.76, 48,381.96 and 21,169.49

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Solution

The fourth proportional to 32,296.76, 48,381.96 and 21,169.49 is: 31,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,296.76 : 48,381.96 = 21,169.49 : x
  2. Step 2: Convert to fraction form
    32,296.76/48,381.96 = 21,169.49/x
  3. Step 3: Cross multiply
    32,296.76x = 48,381.96 × 21,169.49
  4. Step 4: Simplify right side
    32,296.76x = 1,024,221,136.80
  5. Step 5: Solve for x
    x = 1,024,221,136.80/32,296.76
  6. Step 6: Final answer
    x = 31,712.82

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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.