Home / 20,204.36-30,294.50-8,348.92

Finding the Fourth Proportional to 20,204.36, 30,294.50 and 8,348.92

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Solution

The fourth proportional to 20,204.36, 30,294.50 and 8,348.92 is: 12,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.36 : 30,294.50 = 8,348.92 : x
  2. Step 2: Convert to fraction form
    20,204.36/30,294.50 = 8,348.92/x
  3. Step 3: Cross multiply
    20,204.36x = 30,294.50 × 8,348.92
  4. Step 4: Simplify right side
    20,204.36x = 252,926,356.94
  5. Step 5: Solve for x
    x = 252,926,356.94/20,204.36
  6. Step 6: Final answer
    x = 12,518.40

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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.