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Finding the Fourth Proportional to 29,316.36, 43,978.65 and 9,596.48

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Solution

The fourth proportional to 29,316.36, 43,978.65 and 9,596.48 is: 14,396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316.36 : 43,978.65 = 9,596.48 : x
  2. Step 2: Convert to fraction form
    29,316.36/43,978.65 = 9,596.48/x
  3. Step 3: Cross multiply
    29,316.36x = 43,978.65 × 9,596.48
  4. Step 4: Simplify right side
    29,316.36x = 422,040,235.15
  5. Step 5: Solve for x
    x = 422,040,235.15/29,316.36
  6. Step 6: Final answer
    x = 14,396.07

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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.