Home / 26,733.20-36,895.70-15,400.48

Finding the Fourth Proportional to 26,733.20, 36,895.70 and 15,400.48

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Solution

The fourth proportional to 26,733.20, 36,895.70 and 15,400.48 is: 21,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733.20 : 36,895.70 = 15,400.48 : x
  2. Step 2: Convert to fraction form
    26,733.20/36,895.70 = 15,400.48/x
  3. Step 3: Cross multiply
    26,733.20x = 36,895.70 × 15,400.48
  4. Step 4: Simplify right side
    26,733.20x = 568,211,489.94
  5. Step 5: Solve for x
    x = 568,211,489.94/26,733.20
  6. Step 6: Final answer
    x = 21,254.90

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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.