Home / 17,228.70-23,778.20-10,518.23

Finding the Fourth Proportional to 17,228.70, 23,778.20 and 10,518.23

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Solution

The fourth proportional to 17,228.70, 23,778.20 and 10,518.23 is: 14,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.70 : 23,778.20 = 10,518.23 : x
  2. Step 2: Convert to fraction form
    17,228.70/23,778.20 = 10,518.23/x
  3. Step 3: Cross multiply
    17,228.70x = 23,778.20 × 10,518.23
  4. Step 4: Simplify right side
    17,228.70x = 250,104,405.10
  5. Step 5: Solve for x
    x = 250,104,405.10/17,228.70
  6. Step 6: Final answer
    x = 14,516.73

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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.