Home / 26,742.35-36,895.37-15,411.48

Finding the Fourth Proportional to 26,742.35, 36,895.37 and 15,411.48

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Solution

The fourth proportional to 26,742.35, 36,895.37 and 15,411.48 is: 21,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.35 : 36,895.37 = 15,411.48 : x
  2. Step 2: Convert to fraction form
    26,742.35/36,895.37 = 15,411.48/x
  3. Step 3: Cross multiply
    26,742.35x = 36,895.37 × 15,411.48
  4. Step 4: Simplify right side
    26,742.35x = 568,612,179.79
  5. Step 5: Solve for x
    x = 568,612,179.79/26,742.35
  6. Step 6: Final answer
    x = 21,262.61

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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.