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Finding the Fourth Proportional to 29,967.75, 44,953.79 and 11,499.75

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Solution

The fourth proportional to 29,967.75, 44,953.79 and 11,499.75 is: 17,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,967.75 : 44,953.79 = 11,499.75 : x
  2. Step 2: Convert to fraction form
    29,967.75/44,953.79 = 11,499.75/x
  3. Step 3: Cross multiply
    29,967.75x = 44,953.79 × 11,499.75
  4. Step 4: Simplify right side
    29,967.75x = 516,957,289.05
  5. Step 5: Solve for x
    x = 516,957,289.05/29,967.75
  6. Step 6: Final answer
    x = 17,250.45

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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.