Home / 20,338.47-30,504.56-5,548.59

Finding the Fourth Proportional to 20,338.47, 30,504.56 and 5,548.59

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Solution

The fourth proportional to 20,338.47, 30,504.56 and 5,548.59 is: 8,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,338.47 : 30,504.56 = 5,548.59 : x
  2. Step 2: Convert to fraction form
    20,338.47/30,504.56 = 5,548.59/x
  3. Step 3: Cross multiply
    20,338.47x = 30,504.56 × 5,548.59
  4. Step 4: Simplify right side
    20,338.47x = 169,257,268.83
  5. Step 5: Solve for x
    x = 169,257,268.83/20,338.47
  6. Step 6: Final answer
    x = 8,322.03

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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.