Home / 45,243.21-62,435.78-25,100.49

Finding the Fourth Proportional to 45,243.21, 62,435.78 and 25,100.49

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Solution

The fourth proportional to 45,243.21, 62,435.78 and 25,100.49 is: 34,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,243.21 : 62,435.78 = 25,100.49 : x
  2. Step 2: Convert to fraction form
    45,243.21/62,435.78 = 25,100.49/x
  3. Step 3: Cross multiply
    45,243.21x = 62,435.78 × 25,100.49
  4. Step 4: Simplify right side
    45,243.21x = 1,567,168,546.03
  5. Step 5: Solve for x
    x = 1,567,168,546.03/45,243.21
  6. Step 6: Final answer
    x = 34,638.76

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1.5x scale

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.