Home / 28,204.52-38,912.10-17,022.44

Finding the Fourth Proportional to 28,204.52, 38,912.10 and 17,022.44

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Solution

The fourth proportional to 28,204.52, 38,912.10 and 17,022.44 is: 23,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204.52 : 38,912.10 = 17,022.44 : x
  2. Step 2: Convert to fraction form
    28,204.52/38,912.10 = 17,022.44/x
  3. Step 3: Cross multiply
    28,204.52x = 38,912.10 × 17,022.44
  4. Step 4: Simplify right side
    28,204.52x = 662,378,887.52
  5. Step 5: Solve for x
    x = 662,378,887.52/28,204.52
  6. Step 6: Final answer
    x = 23,484.85

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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.