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Finding the Fourth Proportional to 29,858.19, 44,783.84 and 11,138.88

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Solution

The fourth proportional to 29,858.19, 44,783.84 and 11,138.88 is: 16,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,858.19 : 44,783.84 = 11,138.88 : x
  2. Step 2: Convert to fraction form
    29,858.19/44,783.84 = 11,138.88/x
  3. Step 3: Cross multiply
    29,858.19x = 44,783.84 × 11,138.88
  4. Step 4: Simplify right side
    29,858.19x = 498,841,764.00
  5. Step 5: Solve for x
    x = 498,841,764.00/29,858.19
  6. Step 6: Final answer
    x = 16,707.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.