Home / 23,186.77-31,998.18-14,229.79

Finding the Fourth Proportional to 23,186.77, 31,998.18 and 14,229.79

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Solution

The fourth proportional to 23,186.77, 31,998.18 and 14,229.79 is: 19,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.77 : 31,998.18 = 14,229.79 : x
  2. Step 2: Convert to fraction form
    23,186.77/31,998.18 = 14,229.79/x
  3. Step 3: Cross multiply
    23,186.77x = 31,998.18 × 14,229.79
  4. Step 4: Simplify right side
    23,186.77x = 455,327,381.78
  5. Step 5: Solve for x
    x = 455,327,381.78/23,186.77
  6. Step 6: Final answer
    x = 19,637.38

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Half scale
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Double scale
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Similar ratio
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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.