Home / 20,127.16-30,192.26-5,335.75

Finding the Fourth Proportional to 20,127.16, 30,192.26 and 5,335.75

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Solution

The fourth proportional to 20,127.16, 30,192.26 and 5,335.75 is: 8,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,127.16 : 30,192.26 = 5,335.75 : x
  2. Step 2: Convert to fraction form
    20,127.16/30,192.26 = 5,335.75/x
  3. Step 3: Cross multiply
    20,127.16x = 30,192.26 × 5,335.75
  4. Step 4: Simplify right side
    20,127.16x = 161,098,351.30
  5. Step 5: Solve for x
    x = 161,098,351.30/20,127.16
  6. Step 6: Final answer
    x = 8,004.03

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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.