Home / 13,873.92-19,146.06-7,586.28

Finding the Fourth Proportional to 13,873.92, 19,146.06 and 7,586.28

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Solution

The fourth proportional to 13,873.92, 19,146.06 and 7,586.28 is: 10,469.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873.92 : 19,146.06 = 7,586.28 : x
  2. Step 2: Convert to fraction form
    13,873.92/19,146.06 = 7,586.28/x
  3. Step 3: Cross multiply
    13,873.92x = 19,146.06 × 7,586.28
  4. Step 4: Simplify right side
    13,873.92x = 145,247,372.06
  5. Step 5: Solve for x
    x = 145,247,372.06/13,873.92
  6. Step 6: Final answer
    x = 10,469.09

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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.