Home / 16,876.96-23,293.74-11,212.18

Finding the Fourth Proportional to 16,876.96, 23,293.74 and 11,212.18

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Solution

The fourth proportional to 16,876.96, 23,293.74 and 11,212.18 is: 15,475.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.96 : 23,293.74 = 11,212.18 : x
  2. Step 2: Convert to fraction form
    16,876.96/23,293.74 = 11,212.18/x
  3. Step 3: Cross multiply
    16,876.96x = 23,293.74 × 11,212.18
  4. Step 4: Simplify right side
    16,876.96x = 261,173,605.75
  5. Step 5: Solve for x
    x = 261,173,605.75/16,876.96
  6. Step 6: Final answer
    x = 15,475.16

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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.