Home / 13,377.32-20,067.90-4,141.16

Finding the Fourth Proportional to 13,377.32, 20,067.90 and 4,141.16

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Solution

The fourth proportional to 13,377.32, 20,067.90 and 4,141.16 is: 6,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.32 : 20,067.90 = 4,141.16 : x
  2. Step 2: Convert to fraction form
    13,377.32/20,067.90 = 4,141.16/x
  3. Step 3: Cross multiply
    13,377.32x = 20,067.90 × 4,141.16
  4. Step 4: Simplify right side
    13,377.32x = 83,104,384.76
  5. Step 5: Solve for x
    x = 83,104,384.76/13,377.32
  6. Step 6: Final answer
    x = 6,212.33

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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.