Home / 20,160.66-30,244.23-7,016.79

Finding the Fourth Proportional to 20,160.66, 30,244.23 and 7,016.79

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Solution

The fourth proportional to 20,160.66, 30,244.23 and 7,016.79 is: 10,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160.66 : 30,244.23 = 7,016.79 : x
  2. Step 2: Convert to fraction form
    20,160.66/30,244.23 = 7,016.79/x
  3. Step 3: Cross multiply
    20,160.66x = 30,244.23 × 7,016.79
  4. Step 4: Simplify right side
    20,160.66x = 212,217,410.62
  5. Step 5: Solve for x
    x = 212,217,410.62/20,160.66
  6. Step 6: Final answer
    x = 10,526.31

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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.