Home / 13,414.35-20,124.41-4,053.63

Finding the Fourth Proportional to 13,414.35, 20,124.41 and 4,053.63

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Solution

The fourth proportional to 13,414.35, 20,124.41 and 4,053.63 is: 6,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,414.35 : 20,124.41 = 4,053.63 : x
  2. Step 2: Convert to fraction form
    13,414.35/20,124.41 = 4,053.63/x
  3. Step 3: Cross multiply
    13,414.35x = 20,124.41 × 4,053.63
  4. Step 4: Simplify right side
    13,414.35x = 81,576,891.84
  5. Step 5: Solve for x
    x = 81,576,891.84/13,414.35
  6. Step 6: Final answer
    x = 6,081.32

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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.