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Finding the Fourth Proportional to 35,503.84, 48,994.50 and 19,589.80

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Solution

The fourth proportional to 35,503.84, 48,994.50 and 19,589.80 is: 27,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,503.84 : 48,994.50 = 19,589.80 : x
  2. Step 2: Convert to fraction form
    35,503.84/48,994.50 = 19,589.80/x
  3. Step 3: Cross multiply
    35,503.84x = 48,994.50 × 19,589.80
  4. Step 4: Simplify right side
    35,503.84x = 959,792,456.10
  5. Step 5: Solve for x
    x = 959,792,456.10/35,503.84
  6. Step 6: Final answer
    x = 27,033.48

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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.