Home / 26,185.95-39,201.75-17,284.86

Finding the Fourth Proportional to 26,185.95, 39,201.75 and 17,284.86

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Solution

The fourth proportional to 26,185.95, 39,201.75 and 17,284.86 is: 25,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.95 : 39,201.75 = 17,284.86 : x
  2. Step 2: Convert to fraction form
    26,185.95/39,201.75 = 17,284.86/x
  3. Step 3: Cross multiply
    26,185.95x = 39,201.75 × 17,284.86
  4. Step 4: Simplify right side
    26,185.95x = 677,596,760.51
  5. Step 5: Solve for x
    x = 677,596,760.51/26,185.95
  6. Step 6: Final answer
    x = 25,876.35

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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.