Home / 17,513.08-26,115.39-17,355.14

Finding the Fourth Proportional to 17,513.08, 26,115.39 and 17,355.14

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Solution

The fourth proportional to 17,513.08, 26,115.39 and 17,355.14 is: 25,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.08 : 26,115.39 = 17,355.14 : x
  2. Step 2: Convert to fraction form
    17,513.08/26,115.39 = 17,355.14/x
  3. Step 3: Cross multiply
    17,513.08x = 26,115.39 × 17,355.14
  4. Step 4: Simplify right side
    17,513.08x = 453,236,249.60
  5. Step 5: Solve for x
    x = 453,236,249.60/17,513.08
  6. Step 6: Final answer
    x = 25,879.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.