Home / 26,049.57-39,022.02-11,989.95

Finding the Fourth Proportional to 26,049.57, 39,022.02 and 11,989.95

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Solution

The fourth proportional to 26,049.57, 39,022.02 and 11,989.95 is: 17,960.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,049.57 : 39,022.02 = 11,989.95 : x
  2. Step 2: Convert to fraction form
    26,049.57/39,022.02 = 11,989.95/x
  3. Step 3: Cross multiply
    26,049.57x = 39,022.02 × 11,989.95
  4. Step 4: Simplify right side
    26,049.57x = 467,872,068.70
  5. Step 5: Solve for x
    x = 467,872,068.70/26,049.57
  6. Step 6: Final answer
    x = 17,960.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.