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Finding the Fourth Proportional to 29,961.72, 44,932.84 and 9,965.84

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Solution

The fourth proportional to 29,961.72, 44,932.84 and 9,965.84 is: 14,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,961.72 : 44,932.84 = 9,965.84 : x
  2. Step 2: Convert to fraction form
    29,961.72/44,932.84 = 9,965.84/x
  3. Step 3: Cross multiply
    29,961.72x = 44,932.84 × 9,965.84
  4. Step 4: Simplify right side
    29,961.72x = 447,793,494.19
  5. Step 5: Solve for x
    x = 447,793,494.19/29,961.72
  6. Step 6: Final answer
    x = 14,945.52

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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.