Home / 19,695.96-27,183.06-11,737.98

Finding the Fourth Proportional to 19,695.96, 27,183.06 and 11,737.98

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Solution

The fourth proportional to 19,695.96, 27,183.06 and 11,737.98 is: 16,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.96 : 27,183.06 = 11,737.98 : x
  2. Step 2: Convert to fraction form
    19,695.96/27,183.06 = 11,737.98/x
  3. Step 3: Cross multiply
    19,695.96x = 27,183.06 × 11,737.98
  4. Step 4: Simplify right side
    19,695.96x = 319,074,214.62
  5. Step 5: Solve for x
    x = 319,074,214.62/19,695.96
  6. Step 6: Final answer
    x = 16,199.98

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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.