Home / 13,104.72-19,659.51-3,744.77

Finding the Fourth Proportional to 13,104.72, 19,659.51 and 3,744.77

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Solution

The fourth proportional to 13,104.72, 19,659.51 and 3,744.77 is: 5,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.72 : 19,659.51 = 3,744.77 : x
  2. Step 2: Convert to fraction form
    13,104.72/19,659.51 = 3,744.77/x
  3. Step 3: Cross multiply
    13,104.72x = 19,659.51 × 3,744.77
  4. Step 4: Simplify right side
    13,104.72x = 73,620,244.97
  5. Step 5: Solve for x
    x = 73,620,244.97/13,104.72
  6. Step 6: Final answer
    x = 5,617.84

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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.