Home / 35,220.83-48,609.72-21,796.41

Finding the Fourth Proportional to 35,220.83, 48,609.72 and 21,796.41

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Solution

The fourth proportional to 35,220.83, 48,609.72 and 21,796.41 is: 30,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.83 : 48,609.72 = 21,796.41 : x
  2. Step 2: Convert to fraction form
    35,220.83/48,609.72 = 21,796.41/x
  3. Step 3: Cross multiply
    35,220.83x = 48,609.72 × 21,796.41
  4. Step 4: Simplify right side
    35,220.83x = 1,059,517,144.06
  5. Step 5: Solve for x
    x = 1,059,517,144.06/35,220.83
  6. Step 6: Final answer
    x = 30,082.12

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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.