Home / 20,339.74-30,512.50-6,300.96

Finding the Fourth Proportional to 20,339.74, 30,512.50 and 6,300.96

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Solution

The fourth proportional to 20,339.74, 30,512.50 and 6,300.96 is: 9,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,339.74 : 30,512.50 = 6,300.96 : x
  2. Step 2: Convert to fraction form
    20,339.74/30,512.50 = 6,300.96/x
  3. Step 3: Cross multiply
    20,339.74x = 30,512.50 × 6,300.96
  4. Step 4: Simplify right side
    20,339.74x = 192,257,911.83
  5. Step 5: Solve for x
    x = 192,257,911.83/20,339.74
  6. Step 6: Final answer
    x = 9,452.33

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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.