Home / 13,795.15-20,685.17-5,466.73

Finding the Fourth Proportional to 13,795.15, 20,685.17 and 5,466.73

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Solution

The fourth proportional to 13,795.15, 20,685.17 and 5,466.73 is: 8,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.15 : 20,685.17 = 5,466.73 : x
  2. Step 2: Convert to fraction form
    13,795.15/20,685.17 = 5,466.73/x
  3. Step 3: Cross multiply
    13,795.15x = 20,685.17 × 5,466.73
  4. Step 4: Simplify right side
    13,795.15x = 113,080,212.06
  5. Step 5: Solve for x
    x = 113,080,212.06/13,795.15
  6. Step 6: Final answer
    x = 8,197.10

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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.