Home / 19,826.55-29,711.19-10,943.70

Finding the Fourth Proportional to 19,826.55, 29,711.19 and 10,943.70

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Solution

The fourth proportional to 19,826.55, 29,711.19 and 10,943.70 is: 16,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.55 : 29,711.19 = 10,943.70 : x
  2. Step 2: Convert to fraction form
    19,826.55/29,711.19 = 10,943.70/x
  3. Step 3: Cross multiply
    19,826.55x = 29,711.19 × 10,943.70
  4. Step 4: Simplify right side
    19,826.55x = 325,150,350.00
  5. Step 5: Solve for x
    x = 325,150,350.00/19,826.55
  6. Step 6: Final answer
    x = 16,399.74

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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.