Home / 20,126.24-30,193.68-6,087.36

Finding the Fourth Proportional to 20,126.24, 30,193.68 and 6,087.36

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Solution

The fourth proportional to 20,126.24, 30,193.68 and 6,087.36 is: 9,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,126.24 : 30,193.68 = 6,087.36 : x
  2. Step 2: Convert to fraction form
    20,126.24/30,193.68 = 6,087.36/x
  3. Step 3: Cross multiply
    20,126.24x = 30,193.68 × 6,087.36
  4. Step 4: Simplify right side
    20,126.24x = 183,799,799.88
  5. Step 5: Solve for x
    x = 183,799,799.88/20,126.24
  6. Step 6: Final answer
    x = 9,132.35

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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.