Home / 19,221.15-28,833.21-6,074.58

Finding the Fourth Proportional to 19,221.15, 28,833.21 and 6,074.58

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Solution

The fourth proportional to 19,221.15, 28,833.21 and 6,074.58 is: 9,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.15 : 28,833.21 = 6,074.58 : x
  2. Step 2: Convert to fraction form
    19,221.15/28,833.21 = 6,074.58/x
  3. Step 3: Cross multiply
    19,221.15x = 28,833.21 × 6,074.58
  4. Step 4: Simplify right side
    19,221.15x = 175,149,640.80
  5. Step 5: Solve for x
    x = 175,149,640.80/19,221.15
  6. Step 6: Final answer
    x = 9,112.34

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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.