Home / 21,338.39-32,007.15-6,546.98

Finding the Fourth Proportional to 21,338.39, 32,007.15 and 6,546.98

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Solution

The fourth proportional to 21,338.39, 32,007.15 and 6,546.98 is: 9,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338.39 : 32,007.15 = 6,546.98 : x
  2. Step 2: Convert to fraction form
    21,338.39/32,007.15 = 6,546.98/x
  3. Step 3: Cross multiply
    21,338.39x = 32,007.15 × 6,546.98
  4. Step 4: Simplify right side
    21,338.39x = 209,550,170.91
  5. Step 5: Solve for x
    x = 209,550,170.91/21,338.39
  6. Step 6: Final answer
    x = 9,820.34

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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.