Home / 14,121.01-21,181.15-3,732.85

Finding the Fourth Proportional to 14,121.01, 21,181.15 and 3,732.85

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Solution

The fourth proportional to 14,121.01, 21,181.15 and 3,732.85 is: 5,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121.01 : 21,181.15 = 3,732.85 : x
  2. Step 2: Convert to fraction form
    14,121.01/21,181.15 = 3,732.85/x
  3. Step 3: Cross multiply
    14,121.01x = 21,181.15 × 3,732.85
  4. Step 4: Simplify right side
    14,121.01x = 79,066,055.78
  5. Step 5: Solve for x
    x = 79,066,055.78/14,121.01
  6. Step 6: Final answer
    x = 5,599.18

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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.