Home / 25,020.89-37,531.30-11,866.09

Finding the Fourth Proportional to 25,020.89, 37,531.30 and 11,866.09

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Solution

The fourth proportional to 25,020.89, 37,531.30 and 11,866.09 is: 17,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020.89 : 37,531.30 = 11,866.09 : x
  2. Step 2: Convert to fraction form
    25,020.89/37,531.30 = 11,866.09/x
  3. Step 3: Cross multiply
    25,020.89x = 37,531.30 × 11,866.09
  4. Step 4: Simplify right side
    25,020.89x = 445,349,783.62
  5. Step 5: Solve for x
    x = 445,349,783.62/25,020.89
  6. Step 6: Final answer
    x = 17,799.12

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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.