Home / 20,062.92-30,125.46-19,175.64

Finding the Fourth Proportional to 20,062.92, 30,125.46 and 19,175.64

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Solution

The fourth proportional to 20,062.92, 30,125.46 and 19,175.64 is: 28,793.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062.92 : 30,125.46 = 19,175.64 : x
  2. Step 2: Convert to fraction form
    20,062.92/30,125.46 = 19,175.64/x
  3. Step 3: Cross multiply
    20,062.92x = 30,125.46 × 19,175.64
  4. Step 4: Simplify right side
    20,062.92x = 577,674,975.79
  5. Step 5: Solve for x
    x = 577,674,975.79/20,062.92
  6. Step 6: Final answer
    x = 28,793.17

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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.