Home / 14,463.37-19,923.78-12,331.96

Finding the Fourth Proportional to 14,463.37, 19,923.78 and 12,331.96

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Solution

The fourth proportional to 14,463.37, 19,923.78 and 12,331.96 is: 16,987.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463.37 : 19,923.78 = 12,331.96 : x
  2. Step 2: Convert to fraction form
    14,463.37/19,923.78 = 12,331.96/x
  3. Step 3: Cross multiply
    14,463.37x = 19,923.78 × 12,331.96
  4. Step 4: Simplify right side
    14,463.37x = 245,699,221.77
  5. Step 5: Solve for x
    x = 245,699,221.77/14,463.37
  6. Step 6: Final answer
    x = 16,987.69

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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.