Home / 20,019.04-30,003.96-11,235.52

Finding the Fourth Proportional to 20,019.04, 30,003.96 and 11,235.52

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Solution

The fourth proportional to 20,019.04, 30,003.96 and 11,235.52 is: 16,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.04 : 30,003.96 = 11,235.52 : x
  2. Step 2: Convert to fraction form
    20,019.04/30,003.96 = 11,235.52/x
  3. Step 3: Cross multiply
    20,019.04x = 30,003.96 × 11,235.52
  4. Step 4: Simplify right side
    20,019.04x = 337,110,092.66
  5. Step 5: Solve for x
    x = 337,110,092.66/20,019.04
  6. Step 6: Final answer
    x = 16,839.47

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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.