Home / 17,947.89-26,787.44-16,766.91

Finding the Fourth Proportional to 17,947.89, 26,787.44 and 16,766.91

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Solution

The fourth proportional to 17,947.89, 26,787.44 and 16,766.91 is: 25,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.89 : 26,787.44 = 16,766.91 : x
  2. Step 2: Convert to fraction form
    17,947.89/26,787.44 = 16,766.91/x
  3. Step 3: Cross multiply
    17,947.89x = 26,787.44 × 16,766.91
  4. Step 4: Simplify right side
    17,947.89x = 449,142,511.78
  5. Step 5: Solve for x
    x = 449,142,511.78/17,947.89
  6. Step 6: Final answer
    x = 25,024.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.