Home / 25,516.62-35,212.73-14,186.07

Finding the Fourth Proportional to 25,516.62, 35,212.73 and 14,186.07

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Solution

The fourth proportional to 25,516.62, 35,212.73 and 14,186.07 is: 19,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.62 : 35,212.73 = 14,186.07 : x
  2. Step 2: Convert to fraction form
    25,516.62/35,212.73 = 14,186.07/x
  3. Step 3: Cross multiply
    25,516.62x = 35,212.73 × 14,186.07
  4. Step 4: Simplify right side
    25,516.62x = 499,530,181.74
  5. Step 5: Solve for x
    x = 499,530,181.74/25,516.62
  6. Step 6: Final answer
    x = 19,576.66

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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.