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Finding the Fourth Proportional to 29,474.62, 44,090.43 and 18,928.42

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Solution

The fourth proportional to 29,474.62, 44,090.43 and 18,928.42 is: 28,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,474.62 : 44,090.43 = 18,928.42 : x
  2. Step 2: Convert to fraction form
    29,474.62/44,090.43 = 18,928.42/x
  3. Step 3: Cross multiply
    29,474.62x = 44,090.43 × 18,928.42
  4. Step 4: Simplify right side
    29,474.62x = 834,562,177.02
  5. Step 5: Solve for x
    x = 834,562,177.02/29,474.62
  6. Step 6: Final answer
    x = 28,314.60

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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.