Home / 20,248.43-30,372.52-6,914.99

Finding the Fourth Proportional to 20,248.43, 30,372.52 and 6,914.99

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Solution

The fourth proportional to 20,248.43, 30,372.52 and 6,914.99 is: 10,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,248.43 : 30,372.52 = 6,914.99 : x
  2. Step 2: Convert to fraction form
    20,248.43/30,372.52 = 6,914.99/x
  3. Step 3: Cross multiply
    20,248.43x = 30,372.52 × 6,914.99
  4. Step 4: Simplify right side
    20,248.43x = 210,025,699.00
  5. Step 5: Solve for x
    x = 210,025,699.00/20,248.43
  6. Step 6: Final answer
    x = 10,372.44

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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.