Home / 14,860.06-20,506.77-8,145.97

Finding the Fourth Proportional to 14,860.06, 20,506.77 and 8,145.97

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Solution

The fourth proportional to 14,860.06, 20,506.77 and 8,145.97 is: 11,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860.06 : 20,506.77 = 8,145.97 : x
  2. Step 2: Convert to fraction form
    14,860.06/20,506.77 = 8,145.97/x
  3. Step 3: Cross multiply
    14,860.06x = 20,506.77 × 8,145.97
  4. Step 4: Simplify right side
    14,860.06x = 167,047,481.95
  5. Step 5: Solve for x
    x = 167,047,481.95/14,860.06
  6. Step 6: Final answer
    x = 11,241.38

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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.