Home / 10,954.62-16,430.31-4,027.50

Finding the Fourth Proportional to 10,954.62, 16,430.31 and 4,027.50

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Solution

The fourth proportional to 10,954.62, 16,430.31 and 4,027.50 is: 6,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.62 : 16,430.31 = 4,027.50 : x
  2. Step 2: Convert to fraction form
    10,954.62/16,430.31 = 4,027.50/x
  3. Step 3: Cross multiply
    10,954.62x = 16,430.31 × 4,027.50
  4. Step 4: Simplify right side
    10,954.62x = 66,173,073.53
  5. Step 5: Solve for x
    x = 66,173,073.53/10,954.62
  6. Step 6: Final answer
    x = 6,040.65

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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.