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Finding the Fourth Proportional to 35,958.63, 49,624.59 and 20,043.20

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Solution

The fourth proportional to 35,958.63, 49,624.59 and 20,043.20 is: 27,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958.63 : 49,624.59 = 20,043.20 : x
  2. Step 2: Convert to fraction form
    35,958.63/49,624.59 = 20,043.20/x
  3. Step 3: Cross multiply
    35,958.63x = 49,624.59 × 20,043.20
  4. Step 4: Simplify right side
    35,958.63x = 994,635,334.17
  5. Step 5: Solve for x
    x = 994,635,334.17/35,958.63
  6. Step 6: Final answer
    x = 27,660.55

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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.