Home / 13,910.09-20,874.18-6,020.30

Finding the Fourth Proportional to 13,910.09, 20,874.18 and 6,020.30

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Solution

The fourth proportional to 13,910.09, 20,874.18 and 6,020.30 is: 9,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910.09 : 20,874.18 = 6,020.30 : x
  2. Step 2: Convert to fraction form
    13,910.09/20,874.18 = 6,020.30/x
  3. Step 3: Cross multiply
    13,910.09x = 20,874.18 × 6,020.30
  4. Step 4: Simplify right side
    13,910.09x = 125,668,721.48
  5. Step 5: Solve for x
    x = 125,668,721.48/13,910.09
  6. Step 6: Final answer
    x = 9,034.36

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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.