Home / 17,247.27-25,889.13-8,488.35

Finding the Fourth Proportional to 17,247.27, 25,889.13 and 8,488.35

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Solution

The fourth proportional to 17,247.27, 25,889.13 and 8,488.35 is: 12,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247.27 : 25,889.13 = 8,488.35 : x
  2. Step 2: Convert to fraction form
    17,247.27/25,889.13 = 8,488.35/x
  3. Step 3: Cross multiply
    17,247.27x = 25,889.13 × 8,488.35
  4. Step 4: Simplify right side
    17,247.27x = 219,755,996.64
  5. Step 5: Solve for x
    x = 219,755,996.64/17,247.27
  6. Step 6: Final answer
    x = 12,741.49

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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.