Home / 20,051.56-30,067.21-11,734.08

Finding the Fourth Proportional to 20,051.56, 30,067.21 and 11,734.08

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Solution

The fourth proportional to 20,051.56, 30,067.21 and 11,734.08 is: 17,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,051.56 : 30,067.21 = 11,734.08 : x
  2. Step 2: Convert to fraction form
    20,051.56/30,067.21 = 11,734.08/x
  3. Step 3: Cross multiply
    20,051.56x = 30,067.21 × 11,734.08
  4. Step 4: Simplify right side
    20,051.56x = 352,811,047.52
  5. Step 5: Solve for x
    x = 352,811,047.52/20,051.56
  6. Step 6: Final answer
    x = 17,595.19

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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.