Home / 17,458.13-26,166.68-8,078.33

Finding the Fourth Proportional to 17,458.13, 26,166.68 and 8,078.33

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Solution

The fourth proportional to 17,458.13, 26,166.68 and 8,078.33 is: 12,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.13 : 26,166.68 = 8,078.33 : x
  2. Step 2: Convert to fraction form
    17,458.13/26,166.68 = 8,078.33/x
  3. Step 3: Cross multiply
    17,458.13x = 26,166.68 × 8,078.33
  4. Step 4: Simplify right side
    17,458.13x = 211,382,904.82
  5. Step 5: Solve for x
    x = 211,382,904.82/17,458.13
  6. Step 6: Final answer
    x = 12,108.00

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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.