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Finding the Fourth Proportional to 26,649.74, 36,777.83 and 15,322.91

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Solution

The fourth proportional to 26,649.74, 36,777.83 and 15,322.91 is: 21,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.74 : 36,777.83 = 15,322.91 : x
  2. Step 2: Convert to fraction form
    26,649.74/36,777.83 = 15,322.91/x
  3. Step 3: Cross multiply
    26,649.74x = 36,777.83 × 15,322.91
  4. Step 4: Simplify right side
    26,649.74x = 563,543,118.58
  5. Step 5: Solve for x
    x = 563,543,118.58/26,649.74
  6. Step 6: Final answer
    x = 21,146.29

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