Home / 47,007.48-64,869.21-25,786.56

Finding the Fourth Proportional to 47,007.48, 64,869.21 and 25,786.56

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Solution

The fourth proportional to 47,007.48, 64,869.21 and 25,786.56 is: 35,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,007.48 : 64,869.21 = 25,786.56 : x
  2. Step 2: Convert to fraction form
    47,007.48/64,869.21 = 25,786.56/x
  3. Step 3: Cross multiply
    47,007.48x = 64,869.21 × 25,786.56
  4. Step 4: Simplify right side
    47,007.48x = 1,672,753,775.82
  5. Step 5: Solve for x
    x = 1,672,753,775.82/47,007.48
  6. Step 6: Final answer
    x = 35,584.84

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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.