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Finding the Fourth Proportional to 22,776.48, 34,186.08 and 14,028.48

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Solution

The fourth proportional to 22,776.48, 34,186.08 and 14,028.48 is: 21,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,776.48 : 34,186.08 = 14,028.48 : x
  2. Step 2: Convert to fraction form
    22,776.48/34,186.08 = 14,028.48/x
  3. Step 3: Cross multiply
    22,776.48x = 34,186.08 × 14,028.48
  4. Step 4: Simplify right side
    22,776.48x = 479,578,739.56
  5. Step 5: Solve for x
    x = 479,578,739.56/22,776.48
  6. Step 6: Final answer
    x = 21,055.88

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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.