Home / 20,341.96-30,508.02-5,550.95

Finding the Fourth Proportional to 20,341.96, 30,508.02 and 5,550.95

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Solution

The fourth proportional to 20,341.96, 30,508.02 and 5,550.95 is: 8,325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341.96 : 30,508.02 = 5,550.95 : x
  2. Step 2: Convert to fraction form
    20,341.96/30,508.02 = 5,550.95/x
  3. Step 3: Cross multiply
    20,341.96x = 30,508.02 × 5,550.95
  4. Step 4: Simplify right side
    20,341.96x = 169,348,493.62
  5. Step 5: Solve for x
    x = 169,348,493.62/20,341.96
  6. Step 6: Final answer
    x = 8,325.08

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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.