Home / 26,733.76-36,867.36-19,942.78

Finding the Fourth Proportional to 26,733.76, 36,867.36 and 19,942.78

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Solution

The fourth proportional to 26,733.76, 36,867.36 and 19,942.78 is: 27,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733.76 : 36,867.36 = 19,942.78 : x
  2. Step 2: Convert to fraction form
    26,733.76/36,867.36 = 19,942.78/x
  3. Step 3: Cross multiply
    26,733.76x = 36,867.36 × 19,942.78
  4. Step 4: Simplify right side
    26,733.76x = 735,237,649.66
  5. Step 5: Solve for x
    x = 735,237,649.66/26,733.76
  6. Step 6: Final answer
    x = 27,502.22

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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.