Home / 13,388.14-20,094.66-6,819.24

Finding the Fourth Proportional to 13,388.14, 20,094.66 and 6,819.24

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Solution

The fourth proportional to 13,388.14, 20,094.66 and 6,819.24 is: 10,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388.14 : 20,094.66 = 6,819.24 : x
  2. Step 2: Convert to fraction form
    13,388.14/20,094.66 = 6,819.24/x
  3. Step 3: Cross multiply
    13,388.14x = 20,094.66 × 6,819.24
  4. Step 4: Simplify right side
    13,388.14x = 137,030,309.26
  5. Step 5: Solve for x
    x = 137,030,309.26/13,388.14
  6. Step 6: Final answer
    x = 10,235.20

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1.5x scale

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.