Home / 17,947.56-26,919.22-4,800.95

Finding the Fourth Proportional to 17,947.56, 26,919.22 and 4,800.95

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Solution

The fourth proportional to 17,947.56, 26,919.22 and 4,800.95 is: 7,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.56 : 26,919.22 = 4,800.95 : x
  2. Step 2: Convert to fraction form
    17,947.56/26,919.22 = 4,800.95/x
  3. Step 3: Cross multiply
    17,947.56x = 26,919.22 × 4,800.95
  4. Step 4: Simplify right side
    17,947.56x = 129,237,829.26
  5. Step 5: Solve for x
    x = 129,237,829.26/17,947.56
  6. Step 6: Final answer
    x = 7,200.86

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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.