Home / 17,906.28-26,824.86-13,793.64

Finding the Fourth Proportional to 17,906.28, 26,824.86 and 13,793.64

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Solution

The fourth proportional to 17,906.28, 26,824.86 and 13,793.64 is: 20,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.28 : 26,824.86 = 13,793.64 : x
  2. Step 2: Convert to fraction form
    17,906.28/26,824.86 = 13,793.64/x
  3. Step 3: Cross multiply
    17,906.28x = 26,824.86 × 13,793.64
  4. Step 4: Simplify right side
    17,906.28x = 370,012,461.89
  5. Step 5: Solve for x
    x = 370,012,461.89/17,906.28
  6. Step 6: Final answer
    x = 20,663.84

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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.