Home / 20,224.97-30,330.85-6,712.51

Finding the Fourth Proportional to 20,224.97, 30,330.85 and 6,712.51

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Solution

The fourth proportional to 20,224.97, 30,330.85 and 6,712.51 is: 10,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224.97 : 30,330.85 = 6,712.51 : x
  2. Step 2: Convert to fraction form
    20,224.97/30,330.85 = 6,712.51/x
  3. Step 3: Cross multiply
    20,224.97x = 30,330.85 × 6,712.51
  4. Step 4: Simplify right side
    20,224.97x = 203,595,948.72
  5. Step 5: Solve for x
    x = 203,595,948.72/20,224.97
  6. Step 6: Final answer
    x = 10,066.57

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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.