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Finding the Fourth Proportional to 45,512.80, 62,807.96 and 25,370.96

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Solution

The fourth proportional to 45,512.80, 62,807.96 and 25,370.96 is: 35,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,512.80 : 62,807.96 = 25,370.96 : x
  2. Step 2: Convert to fraction form
    45,512.80/62,807.96 = 25,370.96/x
  3. Step 3: Cross multiply
    45,512.80x = 62,807.96 × 25,370.96
  4. Step 4: Simplify right side
    45,512.80x = 1,593,498,240.84
  5. Step 5: Solve for x
    x = 1,593,498,240.84/45,512.80
  6. Step 6: Final answer
    x = 35,012.09

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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.