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Finding the Fourth Proportional to 34,408.01, 51,611.90 and 9,448.08

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Solution

The fourth proportional to 34,408.01, 51,611.90 and 9,448.08 is: 14,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,408.01 : 51,611.90 = 9,448.08 : x
  2. Step 2: Convert to fraction form
    34,408.01/51,611.90 = 9,448.08/x
  3. Step 3: Cross multiply
    34,408.01x = 51,611.90 × 9,448.08
  4. Step 4: Simplify right side
    34,408.01x = 487,633,383.77
  5. Step 5: Solve for x
    x = 487,633,383.77/34,408.01
  6. Step 6: Final answer
    x = 14,172.09

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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.