Home / 35,217.54-48,591.09-21,795.30

Finding the Fourth Proportional to 35,217.54, 48,591.09 and 21,795.30

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Solution

The fourth proportional to 35,217.54, 48,591.09 and 21,795.30 is: 30,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,217.54 : 48,591.09 = 21,795.30 : x
  2. Step 2: Convert to fraction form
    35,217.54/48,591.09 = 21,795.30/x
  3. Step 3: Cross multiply
    35,217.54x = 48,591.09 × 21,795.30
  4. Step 4: Simplify right side
    35,217.54x = 1,059,057,383.88
  5. Step 5: Solve for x
    x = 1,059,057,383.88/35,217.54
  6. Step 6: Final answer
    x = 30,071.87

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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.