Home / 17,551.32-26,338.44-6,458.12

Finding the Fourth Proportional to 17,551.32, 26,338.44 and 6,458.12

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Solution

The fourth proportional to 17,551.32, 26,338.44 and 6,458.12 is: 9,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.32 : 26,338.44 = 6,458.12 : x
  2. Step 2: Convert to fraction form
    17,551.32/26,338.44 = 6,458.12/x
  3. Step 3: Cross multiply
    17,551.32x = 26,338.44 × 6,458.12
  4. Step 4: Simplify right side
    17,551.32x = 170,096,806.13
  5. Step 5: Solve for x
    x = 170,096,806.13/17,551.32
  6. Step 6: Final answer
    x = 9,691.40

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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.