Home / 17,680.70-26,520.45-4,533.20

Finding the Fourth Proportional to 17,680.70, 26,520.45 and 4,533.20

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Solution

The fourth proportional to 17,680.70, 26,520.45 and 4,533.20 is: 6,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.70 : 26,520.45 = 4,533.20 : x
  2. Step 2: Convert to fraction form
    17,680.70/26,520.45 = 4,533.20/x
  3. Step 3: Cross multiply
    17,680.70x = 26,520.45 × 4,533.20
  4. Step 4: Simplify right side
    17,680.70x = 120,222,503.94
  5. Step 5: Solve for x
    x = 120,222,503.94/17,680.70
  6. Step 6: Final answer
    x = 6,799.65

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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.