Home / 20,504.22-30,756.06-5,713.22

Finding the Fourth Proportional to 20,504.22, 30,756.06 and 5,713.22

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Solution

The fourth proportional to 20,504.22, 30,756.06 and 5,713.22 is: 8,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504.22 : 30,756.06 = 5,713.22 : x
  2. Step 2: Convert to fraction form
    20,504.22/30,756.06 = 5,713.22/x
  3. Step 3: Cross multiply
    20,504.22x = 30,756.06 × 5,713.22
  4. Step 4: Simplify right side
    20,504.22x = 175,715,983.33
  5. Step 5: Solve for x
    x = 175,715,983.33/20,504.22
  6. Step 6: Final answer
    x = 8,569.75

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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.