Home / 35,119.11-48,450.60-21,666.96

Finding the Fourth Proportional to 35,119.11, 48,450.60 and 21,666.96

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Solution

The fourth proportional to 35,119.11, 48,450.60 and 21,666.96 is: 29,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,119.11 : 48,450.60 = 21,666.96 : x
  2. Step 2: Convert to fraction form
    35,119.11/48,450.60 = 21,666.96/x
  3. Step 3: Cross multiply
    35,119.11x = 48,450.60 × 21,666.96
  4. Step 4: Simplify right side
    35,119.11x = 1,049,777,212.18
  5. Step 5: Solve for x
    x = 1,049,777,212.18/35,119.11
  6. Step 6: Final answer
    x = 29,891.91

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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.