Home / 13,101.15-19,651.79-3,741.33

Finding the Fourth Proportional to 13,101.15, 19,651.79 and 3,741.33

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Solution

The fourth proportional to 13,101.15, 19,651.79 and 3,741.33 is: 5,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.15 : 19,651.79 = 3,741.33 : x
  2. Step 2: Convert to fraction form
    13,101.15/19,651.79 = 3,741.33/x
  3. Step 3: Cross multiply
    13,101.15x = 19,651.79 × 3,741.33
  4. Step 4: Simplify right side
    13,101.15x = 73,523,831.48
  5. Step 5: Solve for x
    x = 73,523,831.48/13,101.15
  6. Step 6: Final answer
    x = 5,612.01

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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.