Home / 17,261.98-25,890.81-6,881.02

Finding the Fourth Proportional to 17,261.98, 25,890.81 and 6,881.02

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Solution

The fourth proportional to 17,261.98, 25,890.81 and 6,881.02 is: 10,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.98 : 25,890.81 = 6,881.02 : x
  2. Step 2: Convert to fraction form
    17,261.98/25,890.81 = 6,881.02/x
  3. Step 3: Cross multiply
    17,261.98x = 25,890.81 × 6,881.02
  4. Step 4: Simplify right side
    17,261.98x = 178,155,181.43
  5. Step 5: Solve for x
    x = 178,155,181.43/17,261.98
  6. Step 6: Final answer
    x = 10,320.67

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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.