Home / 14,998.18-20,706.33-10,289.38

Finding the Fourth Proportional to 14,998.18, 20,706.33 and 10,289.38

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Solution

The fourth proportional to 14,998.18, 20,706.33 and 10,289.38 is: 14,205.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.18 : 20,706.33 = 10,289.38 : x
  2. Step 2: Convert to fraction form
    14,998.18/20,706.33 = 10,289.38/x
  3. Step 3: Cross multiply
    14,998.18x = 20,706.33 × 10,289.38
  4. Step 4: Simplify right side
    14,998.18x = 213,055,297.78
  5. Step 5: Solve for x
    x = 213,055,297.78/14,998.18
  6. Step 6: Final answer
    x = 14,205.41

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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.