Home / 45,756.45-63,141.75-25,609.41

Finding the Fourth Proportional to 45,756.45, 63,141.75 and 25,609.41

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Solution

The fourth proportional to 45,756.45, 63,141.75 and 25,609.41 is: 35,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,756.45 : 63,141.75 = 25,609.41 : x
  2. Step 2: Convert to fraction form
    45,756.45/63,141.75 = 25,609.41/x
  3. Step 3: Cross multiply
    45,756.45x = 63,141.75 × 25,609.41
  4. Step 4: Simplify right side
    45,756.45x = 1,617,022,963.87
  5. Step 5: Solve for x
    x = 1,617,022,963.87/45,756.45
  6. Step 6: Final answer
    x = 35,339.78

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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.