Home / 13,101.45-19,652.24-3,240.70

Finding the Fourth Proportional to 13,101.45, 19,652.24 and 3,240.70

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Solution

The fourth proportional to 13,101.45, 19,652.24 and 3,240.70 is: 4,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.45 : 19,652.24 = 3,240.70 : x
  2. Step 2: Convert to fraction form
    13,101.45/19,652.24 = 3,240.70/x
  3. Step 3: Cross multiply
    13,101.45x = 19,652.24 × 3,240.70
  4. Step 4: Simplify right side
    13,101.45x = 63,686,948.83
  5. Step 5: Solve for x
    x = 63,686,948.83/13,101.45
  6. Step 6: Final answer
    x = 4,861.06

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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.