Home / 20,002.44-30,008.24-6,854.80

Finding the Fourth Proportional to 20,002.44, 30,008.24 and 6,854.80

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Solution

The fourth proportional to 20,002.44, 30,008.24 and 6,854.80 is: 10,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.44 : 30,008.24 = 6,854.80 : x
  2. Step 2: Convert to fraction form
    20,002.44/30,008.24 = 6,854.80/x
  3. Step 3: Cross multiply
    20,002.44x = 30,008.24 × 6,854.80
  4. Step 4: Simplify right side
    20,002.44x = 205,700,483.55
  5. Step 5: Solve for x
    x = 205,700,483.55/20,002.44
  6. Step 6: Final answer
    x = 10,283.77

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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.