Home / 13,208.41-19,812.58-3,347.66

Finding the Fourth Proportional to 13,208.41, 19,812.58 and 3,347.66

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Solution

The fourth proportional to 13,208.41, 19,812.58 and 3,347.66 is: 5,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.41 : 19,812.58 = 3,347.66 : x
  2. Step 2: Convert to fraction form
    13,208.41/19,812.58 = 3,347.66/x
  3. Step 3: Cross multiply
    13,208.41x = 19,812.58 × 3,347.66
  4. Step 4: Simplify right side
    13,208.41x = 66,325,781.56
  5. Step 5: Solve for x
    x = 66,325,781.56/13,208.41
  6. Step 6: Final answer
    x = 5,021.48

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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.