Home / 20,203.08-30,304.57-9,096.79

Finding the Fourth Proportional to 20,203.08, 30,304.57 and 9,096.79

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Solution

The fourth proportional to 20,203.08, 30,304.57 and 9,096.79 is: 13,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,203.08 : 30,304.57 = 9,096.79 : x
  2. Step 2: Convert to fraction form
    20,203.08/30,304.57 = 9,096.79/x
  3. Step 3: Cross multiply
    20,203.08x = 30,304.57 × 9,096.79
  4. Step 4: Simplify right side
    20,203.08x = 275,674,309.33
  5. Step 5: Solve for x
    x = 275,674,309.33/20,203.08
  6. Step 6: Final answer
    x = 13,645.16

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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.