Home / 20,244.04-30,362.40-5,449.56

Finding the Fourth Proportional to 20,244.04, 30,362.40 and 5,449.56

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Solution

The fourth proportional to 20,244.04, 30,362.40 and 5,449.56 is: 8,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.04 : 30,362.40 = 5,449.56 : x
  2. Step 2: Convert to fraction form
    20,244.04/30,362.40 = 5,449.56/x
  3. Step 3: Cross multiply
    20,244.04x = 30,362.40 × 5,449.56
  4. Step 4: Simplify right side
    20,244.04x = 165,461,720.54
  5. Step 5: Solve for x
    x = 165,461,720.54/20,244.04
  6. Step 6: Final answer
    x = 8,173.35

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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.