Home / 17,899.53-26,849.83-8,540.54

Finding the Fourth Proportional to 17,899.53, 26,849.83 and 8,540.54

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Solution

The fourth proportional to 17,899.53, 26,849.83 and 8,540.54 is: 12,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.53 : 26,849.83 = 8,540.54 : x
  2. Step 2: Convert to fraction form
    17,899.53/26,849.83 = 8,540.54/x
  3. Step 3: Cross multiply
    17,899.53x = 26,849.83 × 8,540.54
  4. Step 4: Simplify right side
    17,899.53x = 229,312,008.21
  5. Step 5: Solve for x
    x = 229,312,008.21/17,899.53
  6. Step 6: Final answer
    x = 12,811.06

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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.