Home / 19,540.92-29,305.74-5,499.99

Finding the Fourth Proportional to 19,540.92, 29,305.74 and 5,499.99

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Solution

The fourth proportional to 19,540.92, 29,305.74 and 5,499.99 is: 8,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,540.92 : 29,305.74 = 5,499.99 : x
  2. Step 2: Convert to fraction form
    19,540.92/29,305.74 = 5,499.99/x
  3. Step 3: Cross multiply
    19,540.92x = 29,305.74 × 5,499.99
  4. Step 4: Simplify right side
    19,540.92x = 161,181,276.94
  5. Step 5: Solve for x
    x = 161,181,276.94/19,540.92
  6. Step 6: Final answer
    x = 8,248.40

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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.