Home / 25,562.88-38,331.36-11,700

Finding the Fourth Proportional to 25,562.88, 38,331.36 and 11,700

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Solution

The fourth proportional to 25,562.88, 38,331.36 and 11,700 is: 17,544.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562.88 : 38,331.36 = 11,700 : x
  2. Step 2: Convert to fraction form
    25,562.88/38,331.36 = 11,700/x
  3. Step 3: Cross multiply
    25,562.88x = 38,331.36 × 11,700
  4. Step 4: Simplify right side
    25,562.88x = 448,476,912
  5. Step 5: Solve for x
    x = 448,476,912/25,562.88
  6. Step 6: Final answer
    x = 17,544.07

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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.