Home / 28,487.43-42,622.73-17,201.23

Finding the Fourth Proportional to 28,487.43, 42,622.73 and 17,201.23

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Solution

The fourth proportional to 28,487.43, 42,622.73 and 17,201.23 is: 25,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,487.43 : 42,622.73 = 17,201.23 : x
  2. Step 2: Convert to fraction form
    28,487.43/42,622.73 = 17,201.23/x
  3. Step 3: Cross multiply
    28,487.43x = 42,622.73 × 17,201.23
  4. Step 4: Simplify right side
    28,487.43x = 733,163,189.39
  5. Step 5: Solve for x
    x = 733,163,189.39/28,487.43
  6. Step 6: Final answer
    x = 25,736.38

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1.5x scale

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.