Home / 13,365.06-20,059.83-6,795.78

Finding the Fourth Proportional to 13,365.06, 20,059.83 and 6,795.78

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Solution

The fourth proportional to 13,365.06, 20,059.83 and 6,795.78 is: 10,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.06 : 20,059.83 = 6,795.78 : x
  2. Step 2: Convert to fraction form
    13,365.06/20,059.83 = 6,795.78/x
  3. Step 3: Cross multiply
    13,365.06x = 20,059.83 × 6,795.78
  4. Step 4: Simplify right side
    13,365.06x = 136,322,191.52
  5. Step 5: Solve for x
    x = 136,322,191.52/13,365.06
  6. Step 6: Final answer
    x = 10,199.89

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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.