Home / 10,219.26-15,328.52-2,824.14

Finding the Fourth Proportional to 10,219.26, 15,328.52 and 2,824.14

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Solution

The fourth proportional to 10,219.26, 15,328.52 and 2,824.14 is: 4,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.26 : 15,328.52 = 2,824.14 : x
  2. Step 2: Convert to fraction form
    10,219.26/15,328.52 = 2,824.14/x
  3. Step 3: Cross multiply
    10,219.26x = 15,328.52 × 2,824.14
  4. Step 4: Simplify right side
    10,219.26x = 43,289,886.47
  5. Step 5: Solve for x
    x = 43,289,886.47/10,219.26
  6. Step 6: Final answer
    x = 4,236.11

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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.