Home / 19,942.06-29,884.86-11,061.30

Finding the Fourth Proportional to 19,942.06, 29,884.86 and 11,061.30

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Solution

The fourth proportional to 19,942.06, 29,884.86 and 11,061.30 is: 16,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.06 : 29,884.86 = 11,061.30 : x
  2. Step 2: Convert to fraction form
    19,942.06/29,884.86 = 11,061.30/x
  3. Step 3: Cross multiply
    19,942.06x = 29,884.86 × 11,061.30
  4. Step 4: Simplify right side
    19,942.06x = 330,565,401.92
  5. Step 5: Solve for x
    x = 330,565,401.92/19,942.06
  6. Step 6: Final answer
    x = 16,576.29

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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.