Home / 14,553.96-20,083.86-8,266.92

Finding the Fourth Proportional to 14,553.96, 20,083.86 and 8,266.92

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Solution

The fourth proportional to 14,553.96, 20,083.86 and 8,266.92 is: 11,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.96 : 20,083.86 = 8,266.92 : x
  2. Step 2: Convert to fraction form
    14,553.96/20,083.86 = 8,266.92/x
  3. Step 3: Cross multiply
    14,553.96x = 20,083.86 × 8,266.92
  4. Step 4: Simplify right side
    14,553.96x = 166,031,663.91
  5. Step 5: Solve for x
    x = 166,031,663.91/14,553.96
  6. Step 6: Final answer
    x = 11,408.01

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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.