Home / 13,924.58-20,887.86-5,604.62

Finding the Fourth Proportional to 13,924.58, 20,887.86 and 5,604.62

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Solution

The fourth proportional to 13,924.58, 20,887.86 and 5,604.62 is: 8,407.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.58 : 20,887.86 = 5,604.62 : x
  2. Step 2: Convert to fraction form
    13,924.58/20,887.86 = 5,604.62/x
  3. Step 3: Cross multiply
    13,924.58x = 20,887.86 × 5,604.62
  4. Step 4: Simplify right side
    13,924.58x = 117,068,517.91
  5. Step 5: Solve for x
    x = 117,068,517.91/13,924.58
  6. Step 6: Final answer
    x = 8,407.33

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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.