Home / 14,824.98-20,459.16-8,111.34

Finding the Fourth Proportional to 14,824.98, 20,459.16 and 8,111.34

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Solution

The fourth proportional to 14,824.98, 20,459.16 and 8,111.34 is: 11,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,824.98 : 20,459.16 = 8,111.34 : x
  2. Step 2: Convert to fraction form
    14,824.98/20,459.16 = 8,111.34/x
  3. Step 3: Cross multiply
    14,824.98x = 20,459.16 × 8,111.34
  4. Step 4: Simplify right side
    14,824.98x = 165,951,202.87
  5. Step 5: Solve for x
    x = 165,951,202.87/14,824.98
  6. Step 6: Final answer
    x = 11,194.03

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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.