Home / 13,054.20-19,581.30-3,193.35

Finding the Fourth Proportional to 13,054.20, 19,581.30 and 3,193.35

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Solution

The fourth proportional to 13,054.20, 19,581.30 and 3,193.35 is: 4,790.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.20 : 19,581.30 = 3,193.35 : x
  2. Step 2: Convert to fraction form
    13,054.20/19,581.30 = 3,193.35/x
  3. Step 3: Cross multiply
    13,054.20x = 19,581.30 × 3,193.35
  4. Step 4: Simplify right side
    13,054.20x = 62,529,944.36
  5. Step 5: Solve for x
    x = 62,529,944.36/13,054.20
  6. Step 6: Final answer
    x = 4,790.03

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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.