Home / 17,951.19-26,930.67-5,470.88

Finding the Fourth Proportional to 17,951.19, 26,930.67 and 5,470.88

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Solution

The fourth proportional to 17,951.19, 26,930.67 and 5,470.88 is: 8,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.19 : 26,930.67 = 5,470.88 : x
  2. Step 2: Convert to fraction form
    17,951.19/26,930.67 = 5,470.88/x
  3. Step 3: Cross multiply
    17,951.19x = 26,930.67 × 5,470.88
  4. Step 4: Simplify right side
    17,951.19x = 147,334,436.54
  5. Step 5: Solve for x
    x = 147,334,436.54/17,951.19
  6. Step 6: Final answer
    x = 8,207.50

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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.