Home / 26,717.44-36,877.76-18,761.60

Finding the Fourth Proportional to 26,717.44, 36,877.76 and 18,761.60

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Solution

The fourth proportional to 26,717.44, 36,877.76 and 18,761.60 is: 25,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.44 : 36,877.76 = 18,761.60 : x
  2. Step 2: Convert to fraction form
    26,717.44/36,877.76 = 18,761.60/x
  3. Step 3: Cross multiply
    26,717.44x = 36,877.76 × 18,761.60
  4. Step 4: Simplify right side
    26,717.44x = 691,885,782.02
  5. Step 5: Solve for x
    x = 691,885,782.02/26,717.44
  6. Step 6: Final answer
    x = 25,896.41

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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.