Home / 20,383.36-30,550.26-14,822.84

Finding the Fourth Proportional to 20,383.36, 30,550.26 and 14,822.84

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Solution

The fourth proportional to 20,383.36, 30,550.26 and 14,822.84 is: 22,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,383.36 : 30,550.26 = 14,822.84 : x
  2. Step 2: Convert to fraction form
    20,383.36/30,550.26 = 14,822.84/x
  3. Step 3: Cross multiply
    20,383.36x = 30,550.26 × 14,822.84
  4. Step 4: Simplify right side
    20,383.36x = 452,841,615.94
  5. Step 5: Solve for x
    x = 452,841,615.94/20,383.36
  6. Step 6: Final answer
    x = 22,216.25

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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.