Home / 25,516.36-38,277.42-11,663.56

Finding the Fourth Proportional to 25,516.36, 38,277.42 and 11,663.56

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Solution

The fourth proportional to 25,516.36, 38,277.42 and 11,663.56 is: 17,496.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.36 : 38,277.42 = 11,663.56 : x
  2. Step 2: Convert to fraction form
    25,516.36/38,277.42 = 11,663.56/x
  3. Step 3: Cross multiply
    25,516.36x = 38,277.42 × 11,663.56
  4. Step 4: Simplify right side
    25,516.36x = 446,450,984.82
  5. Step 5: Solve for x
    x = 446,450,984.82/25,516.36
  6. Step 6: Final answer
    x = 17,496.66

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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.