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Finding the Fourth Proportional to 45,512.91, 62,809.74 and 25,369.77

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Solution

The fourth proportional to 45,512.91, 62,809.74 and 25,369.77 is: 35,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,512.91 : 62,809.74 = 25,369.77 : x
  2. Step 2: Convert to fraction form
    45,512.91/62,809.74 = 25,369.77/x
  3. Step 3: Cross multiply
    45,512.91x = 62,809.74 × 25,369.77
  4. Step 4: Simplify right side
    45,512.91x = 1,593,468,657.56
  5. Step 5: Solve for x
    x = 1,593,468,657.56/45,512.91
  6. Step 6: Final answer
    x = 35,011.36

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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.