Home / 11,929.08-17,882.58-4,531.32

Finding the Fourth Proportional to 11,929.08, 17,882.58 and 4,531.32

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Solution

The fourth proportional to 11,929.08, 17,882.58 and 4,531.32 is: 6,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.08 : 17,882.58 = 4,531.32 : x
  2. Step 2: Convert to fraction form
    11,929.08/17,882.58 = 4,531.32/x
  3. Step 3: Cross multiply
    11,929.08x = 17,882.58 × 4,531.32
  4. Step 4: Simplify right side
    11,929.08x = 81,031,692.41
  5. Step 5: Solve for x
    x = 81,031,692.41/11,929.08
  6. Step 6: Final answer
    x = 6,792.79

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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.