Home / 26,224.32-39,336.76-20,992.59

Finding the Fourth Proportional to 26,224.32, 39,336.76 and 20,992.59

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Solution

The fourth proportional to 26,224.32, 39,336.76 and 20,992.59 is: 31,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,224.32 : 39,336.76 = 20,992.59 : x
  2. Step 2: Convert to fraction form
    26,224.32/39,336.76 = 20,992.59/x
  3. Step 3: Cross multiply
    26,224.32x = 39,336.76 × 20,992.59
  4. Step 4: Simplify right side
    26,224.32x = 825,780,314.43
  5. Step 5: Solve for x
    x = 825,780,314.43/26,224.32
  6. Step 6: Final answer
    x = 31,489.10

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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.