Home / 14,110.59-19,471.92-8,144.16

Finding the Fourth Proportional to 14,110.59, 19,471.92 and 8,144.16

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Solution

The fourth proportional to 14,110.59, 19,471.92 and 8,144.16 is: 11,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.59 : 19,471.92 = 8,144.16 : x
  2. Step 2: Convert to fraction form
    14,110.59/19,471.92 = 8,144.16/x
  3. Step 3: Cross multiply
    14,110.59x = 19,471.92 × 8,144.16
  4. Step 4: Simplify right side
    14,110.59x = 158,582,431.99
  5. Step 5: Solve for x
    x = 158,582,431.99/14,110.59
  6. Step 6: Final answer
    x = 11,238.54

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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.