Home / 32,822.60-49,246.05-13,115.30

Finding the Fourth Proportional to 32,822.60, 49,246.05 and 13,115.30

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Solution

The fourth proportional to 32,822.60, 49,246.05 and 13,115.30 is: 19,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,822.60 : 49,246.05 = 13,115.30 : x
  2. Step 2: Convert to fraction form
    32,822.60/49,246.05 = 13,115.30/x
  3. Step 3: Cross multiply
    32,822.60x = 49,246.05 × 13,115.30
  4. Step 4: Simplify right side
    32,822.60x = 645,876,719.57
  5. Step 5: Solve for x
    x = 645,876,719.57/32,822.60
  6. Step 6: Final answer
    x = 19,677.80

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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.