Home / 22,029.74-30,403.44-13,079.44

Finding the Fourth Proportional to 22,029.74, 30,403.44 and 13,079.44

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Solution

The fourth proportional to 22,029.74, 30,403.44 and 13,079.44 is: 18,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,029.74 : 30,403.44 = 13,079.44 : x
  2. Step 2: Convert to fraction form
    22,029.74/30,403.44 = 13,079.44/x
  3. Step 3: Cross multiply
    22,029.74x = 30,403.44 × 13,079.44
  4. Step 4: Simplify right side
    22,029.74x = 397,659,969.27
  5. Step 5: Solve for x
    x = 397,659,969.27/22,029.74
  6. Step 6: Final answer
    x = 18,051.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.