Home / 26,734.45-36,895.26-15,403.74

Finding the Fourth Proportional to 26,734.45, 36,895.26 and 15,403.74

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Solution

The fourth proportional to 26,734.45, 36,895.26 and 15,403.74 is: 21,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.45 : 36,895.26 = 15,403.74 : x
  2. Step 2: Convert to fraction form
    26,734.45/36,895.26 = 15,403.74/x
  3. Step 3: Cross multiply
    26,734.45x = 36,895.26 × 15,403.74
  4. Step 4: Simplify right side
    26,734.45x = 568,324,992.27
  5. Step 5: Solve for x
    x = 568,324,992.27/26,734.45
  6. Step 6: Final answer
    x = 21,258.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.