Home / 20,508.28-30,764.99-8,026.69

Finding the Fourth Proportional to 20,508.28, 30,764.99 and 8,026.69

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Solution

The fourth proportional to 20,508.28, 30,764.99 and 8,026.69 is: 12,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,508.28 : 30,764.99 = 8,026.69 : x
  2. Step 2: Convert to fraction form
    20,508.28/30,764.99 = 8,026.69/x
  3. Step 3: Cross multiply
    20,508.28x = 30,764.99 × 8,026.69
  4. Step 4: Simplify right side
    20,508.28x = 246,941,037.58
  5. Step 5: Solve for x
    x = 246,941,037.58/20,508.28
  6. Step 6: Final answer
    x = 12,041.04

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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.