Home / 32,729.20-49,118.27-12,741.84

Finding the Fourth Proportional to 32,729.20, 49,118.27 and 12,741.84

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Solution

The fourth proportional to 32,729.20, 49,118.27 and 12,741.84 is: 19,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,729.20 : 49,118.27 = 12,741.84 : x
  2. Step 2: Convert to fraction form
    32,729.20/49,118.27 = 12,741.84/x
  3. Step 3: Cross multiply
    32,729.20x = 49,118.27 × 12,741.84
  4. Step 4: Simplify right side
    32,729.20x = 625,857,073.71
  5. Step 5: Solve for x
    x = 625,857,073.71/32,729.20
  6. Step 6: Final answer
    x = 19,122.29

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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.