Home / 13,010.72-19,524.87-8,083.08

Finding the Fourth Proportional to 13,010.72, 19,524.87 and 8,083.08

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Solution

The fourth proportional to 13,010.72, 19,524.87 and 8,083.08 is: 12,130.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.72 : 19,524.87 = 8,083.08 : x
  2. Step 2: Convert to fraction form
    13,010.72/19,524.87 = 8,083.08/x
  3. Step 3: Cross multiply
    13,010.72x = 19,524.87 × 8,083.08
  4. Step 4: Simplify right side
    13,010.72x = 157,821,086.20
  5. Step 5: Solve for x
    x = 157,821,086.20/13,010.72
  6. Step 6: Final answer
    x = 12,130.09

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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.