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Finding the Fourth Proportional to 45,518.84, 62,816.26 and 25,377

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Solution

The fourth proportional to 45,518.84, 62,816.26 and 25,377 is: 35,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,518.84 : 62,816.26 = 25,377 : x
  2. Step 2: Convert to fraction form
    45,518.84/62,816.26 = 25,377/x
  3. Step 3: Cross multiply
    45,518.84x = 62,816.26 × 25,377
  4. Step 4: Simplify right side
    45,518.84x = 1,594,088,230.02
  5. Step 5: Solve for x
    x = 1,594,088,230.02/45,518.84
  6. Step 6: Final answer
    x = 35,020.41

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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.