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Finding the Fourth Proportional to 38,346.84, 57,746.34 and 33,473.88

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Solution

The fourth proportional to 38,346.84, 57,746.34 and 33,473.88 is: 50,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,346.84 : 57,746.34 = 33,473.88 : x
  2. Step 2: Convert to fraction form
    38,346.84/57,746.34 = 33,473.88/x
  3. Step 3: Cross multiply
    38,346.84x = 57,746.34 × 33,473.88
  4. Step 4: Simplify right side
    38,346.84x = 1,932,994,055.60
  5. Step 5: Solve for x
    x = 1,932,994,055.60/38,346.84
  6. Step 6: Final answer
    x = 50,408.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.