Home / 20,049.48-27,675.58-11,665.98

Finding the Fourth Proportional to 20,049.48, 27,675.58 and 11,665.98

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Solution

The fourth proportional to 20,049.48, 27,675.58 and 11,665.98 is: 16,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049.48 : 27,675.58 = 11,665.98 : x
  2. Step 2: Convert to fraction form
    20,049.48/27,675.58 = 11,665.98/x
  3. Step 3: Cross multiply
    20,049.48x = 27,675.58 × 11,665.98
  4. Step 4: Simplify right side
    20,049.48x = 322,862,762.77
  5. Step 5: Solve for x
    x = 322,862,762.77/20,049.48
  6. Step 6: Final answer
    x = 16,103.30

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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.