Home / 30,251.58-41,747.86-16,822.33

Finding the Fourth Proportional to 30,251.58, 41,747.86 and 16,822.33

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Solution

The fourth proportional to 30,251.58, 41,747.86 and 16,822.33 is: 23,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251.58 : 41,747.86 = 16,822.33 : x
  2. Step 2: Convert to fraction form
    30,251.58/41,747.86 = 16,822.33/x
  3. Step 3: Cross multiply
    30,251.58x = 41,747.86 × 16,822.33
  4. Step 4: Simplify right side
    30,251.58x = 702,296,334.58
  5. Step 5: Solve for x
    x = 702,296,334.58/30,251.58
  6. Step 6: Final answer
    x = 23,215.20

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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.