Home / 32,201.28-48,284.10-11,129.94

Finding the Fourth Proportional to 32,201.28, 48,284.10 and 11,129.94

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Solution

The fourth proportional to 32,201.28, 48,284.10 and 11,129.94 is: 16,688.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,201.28 : 48,284.10 = 11,129.94 : x
  2. Step 2: Convert to fraction form
    32,201.28/48,284.10 = 11,129.94/x
  3. Step 3: Cross multiply
    32,201.28x = 48,284.10 × 11,129.94
  4. Step 4: Simplify right side
    32,201.28x = 537,399,135.95
  5. Step 5: Solve for x
    x = 537,399,135.95/32,201.28
  6. Step 6: Final answer
    x = 16,688.75

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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.