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Finding the Fourth Proportional to 29,438.01, 44,114.09 and 13,647.87

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Solution

The fourth proportional to 29,438.01, 44,114.09 and 13,647.87 is: 20,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,438.01 : 44,114.09 = 13,647.87 : x
  2. Step 2: Convert to fraction form
    29,438.01/44,114.09 = 13,647.87/x
  3. Step 3: Cross multiply
    29,438.01x = 44,114.09 × 13,647.87
  4. Step 4: Simplify right side
    29,438.01x = 602,063,297.25
  5. Step 5: Solve for x
    x = 602,063,297.25/29,438.01
  6. Step 6: Final answer
    x = 20,451.90

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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.