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Finding the Fourth Proportional to 29,326.96, 43,986.16 and 9,606.32

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Solution

The fourth proportional to 29,326.96, 43,986.16 and 9,606.32 is: 14,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,326.96 : 43,986.16 = 9,606.32 : x
  2. Step 2: Convert to fraction form
    29,326.96/43,986.16 = 9,606.32/x
  3. Step 3: Cross multiply
    29,326.96x = 43,986.16 × 9,606.32
  4. Step 4: Simplify right side
    29,326.96x = 422,545,128.53
  5. Step 5: Solve for x
    x = 422,545,128.53/29,326.96
  6. Step 6: Final answer
    x = 14,408.08

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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.