Home / 13,903.53-19,177.50-8,600.97

Finding the Fourth Proportional to 13,903.53, 19,177.50 and 8,600.97

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Solution

The fourth proportional to 13,903.53, 19,177.50 and 8,600.97 is: 11,863.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.53 : 19,177.50 = 8,600.97 : x
  2. Step 2: Convert to fraction form
    13,903.53/19,177.50 = 8,600.97/x
  3. Step 3: Cross multiply
    13,903.53x = 19,177.50 × 8,600.97
  4. Step 4: Simplify right side
    13,903.53x = 164,945,102.18
  5. Step 5: Solve for x
    x = 164,945,102.18/13,903.53
  6. Step 6: Final answer
    x = 11,863.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.