Home / 17,939.49-26,910.61-5,460.58

Finding the Fourth Proportional to 17,939.49, 26,910.61 and 5,460.58

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Solution

The fourth proportional to 17,939.49, 26,910.61 and 5,460.58 is: 8,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.49 : 26,910.61 = 5,460.58 : x
  2. Step 2: Convert to fraction form
    17,939.49/26,910.61 = 5,460.58/x
  3. Step 3: Cross multiply
    17,939.49x = 26,910.61 × 5,460.58
  4. Step 4: Simplify right side
    17,939.49x = 146,947,589.46
  5. Step 5: Solve for x
    x = 146,947,589.46/17,939.49
  6. Step 6: Final answer
    x = 8,191.29

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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.