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Finding the Fourth Proportional to 35,236.84, 48,627.78 and 19,321.56

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Solution

The fourth proportional to 35,236.84, 48,627.78 and 19,321.56 is: 26,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.84 : 48,627.78 = 19,321.56 : x
  2. Step 2: Convert to fraction form
    35,236.84/48,627.78 = 19,321.56/x
  3. Step 3: Cross multiply
    35,236.84x = 48,627.78 × 19,321.56
  4. Step 4: Simplify right side
    35,236.84x = 939,564,568.94
  5. Step 5: Solve for x
    x = 939,564,568.94/35,236.84
  6. Step 6: Final answer
    x = 26,664.27

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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.