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Finding the Fourth Proportional to 17,932.63, 26,903.26 and 5,620.63

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Solution

The fourth proportional to 17,932.63, 26,903.26 and 5,620.63 is: 8,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,932.63 : 26,903.26 = 5,620.63 : x
  2. Step 2: Convert to fraction form
    17,932.63/26,903.26 = 5,620.63/x
  3. Step 3: Cross multiply
    17,932.63x = 26,903.26 × 5,620.63
  4. Step 4: Simplify right side
    17,932.63x = 151,213,121.69
  5. Step 5: Solve for x
    x = 151,213,121.69/17,932.63
  6. Step 6: Final answer
    x = 8,432.29

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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.