Home / 17,243.53-23,790.36-9,688.83

Finding the Fourth Proportional to 17,243.53, 23,790.36 and 9,688.83

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Solution

The fourth proportional to 17,243.53, 23,790.36 and 9,688.83 is: 13,367.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.53 : 23,790.36 = 9,688.83 : x
  2. Step 2: Convert to fraction form
    17,243.53/23,790.36 = 9,688.83/x
  3. Step 3: Cross multiply
    17,243.53x = 23,790.36 × 9,688.83
  4. Step 4: Simplify right side
    17,243.53x = 230,500,753.68
  5. Step 5: Solve for x
    x = 230,500,753.68/17,243.53
  6. Step 6: Final answer
    x = 13,367.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.