Home / 45,978.21-63,448.52-25,834.59

Finding the Fourth Proportional to 45,978.21, 63,448.52 and 25,834.59

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Solution

The fourth proportional to 45,978.21, 63,448.52 and 25,834.59 is: 35,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,978.21 : 63,448.52 = 25,834.59 : x
  2. Step 2: Convert to fraction form
    45,978.21/63,448.52 = 25,834.59/x
  3. Step 3: Cross multiply
    45,978.21x = 63,448.52 × 25,834.59
  4. Step 4: Simplify right side
    45,978.21x = 1,639,166,371.13
  5. Step 5: Solve for x
    x = 1,639,166,371.13/45,978.21
  6. Step 6: Final answer
    x = 35,650.94

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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.