Home / 25,440.43-38,151.06-10,650.37

Finding the Fourth Proportional to 25,440.43, 38,151.06 and 10,650.37

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Solution

The fourth proportional to 25,440.43, 38,151.06 and 10,650.37 is: 15,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.43 : 38,151.06 = 10,650.37 : x
  2. Step 2: Convert to fraction form
    25,440.43/38,151.06 = 10,650.37/x
  3. Step 3: Cross multiply
    25,440.43x = 38,151.06 × 10,650.37
  4. Step 4: Simplify right side
    25,440.43x = 406,322,904.89
  5. Step 5: Solve for x
    x = 406,322,904.89/25,440.43
  6. Step 6: Final answer
    x = 15,971.54

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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.