Home / 14,321.06-21,463.03-7,995.77

Finding the Fourth Proportional to 14,321.06, 21,463.03 and 7,995.77

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Solution

The fourth proportional to 14,321.06, 21,463.03 and 7,995.77 is: 11,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.06 : 21,463.03 = 7,995.77 : x
  2. Step 2: Convert to fraction form
    14,321.06/21,463.03 = 7,995.77/x
  3. Step 3: Cross multiply
    14,321.06x = 21,463.03 × 7,995.77
  4. Step 4: Simplify right side
    14,321.06x = 171,613,451.38
  5. Step 5: Solve for x
    x = 171,613,451.38/14,321.06
  6. Step 6: Final answer
    x = 11,983.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.