Home / 20,238.33-30,357.50-7,083.52

Finding the Fourth Proportional to 20,238.33, 30,357.50 and 7,083.52

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Solution

The fourth proportional to 20,238.33, 30,357.50 and 7,083.52 is: 10,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,238.33 : 30,357.50 = 7,083.52 : x
  2. Step 2: Convert to fraction form
    20,238.33/30,357.50 = 7,083.52/x
  3. Step 3: Cross multiply
    20,238.33x = 30,357.50 × 7,083.52
  4. Step 4: Simplify right side
    20,238.33x = 215,037,958.40
  5. Step 5: Solve for x
    x = 215,037,958.40/20,238.33
  6. Step 6: Final answer
    x = 10,625.28

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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.