Home / 13,736.80-20,597.52-5,526.88

Finding the Fourth Proportional to 13,736.80, 20,597.52 and 5,526.88

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Solution

The fourth proportional to 13,736.80, 20,597.52 and 5,526.88 is: 8,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.80 : 20,597.52 = 5,526.88 : x
  2. Step 2: Convert to fraction form
    13,736.80/20,597.52 = 5,526.88/x
  3. Step 3: Cross multiply
    13,736.80x = 20,597.52 × 5,526.88
  4. Step 4: Simplify right side
    13,736.80x = 113,840,021.34
  5. Step 5: Solve for x
    x = 113,840,021.34/13,736.80
  6. Step 6: Final answer
    x = 8,287.23

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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.