Home / 13,351.50-20,026.79-6,334.87

Finding the Fourth Proportional to 13,351.50, 20,026.79 and 6,334.87

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Solution

The fourth proportional to 13,351.50, 20,026.79 and 6,334.87 is: 9,502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.50 : 20,026.79 = 6,334.87 : x
  2. Step 2: Convert to fraction form
    13,351.50/20,026.79 = 6,334.87/x
  3. Step 3: Cross multiply
    13,351.50x = 20,026.79 × 6,334.87
  4. Step 4: Simplify right side
    13,351.50x = 126,867,111.17
  5. Step 5: Solve for x
    x = 126,867,111.17/13,351.50
  6. Step 6: Final answer
    x = 9,502.09

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1.5x scale

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.