Home / 26,120.72-36,045.94-14,942

Finding the Fourth Proportional to 26,120.72, 36,045.94 and 14,942

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Solution

The fourth proportional to 26,120.72, 36,045.94 and 14,942 is: 20,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.72 : 36,045.94 = 14,942 : x
  2. Step 2: Convert to fraction form
    26,120.72/36,045.94 = 14,942/x
  3. Step 3: Cross multiply
    26,120.72x = 36,045.94 × 14,942
  4. Step 4: Simplify right side
    26,120.72x = 538,598,435.48
  5. Step 5: Solve for x
    x = 538,598,435.48/26,120.72
  6. Step 6: Final answer
    x = 20,619.59

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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.