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Finding the Fourth Proportional to 29,601.99, 44,404.61 and 7,415.48

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Solution

The fourth proportional to 29,601.99, 44,404.61 and 7,415.48 is: 11,123.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,601.99 : 44,404.61 = 7,415.48 : x
  2. Step 2: Convert to fraction form
    29,601.99/44,404.61 = 7,415.48/x
  3. Step 3: Cross multiply
    29,601.99x = 44,404.61 × 7,415.48
  4. Step 4: Simplify right side
    29,601.99x = 329,281,571.30
  5. Step 5: Solve for x
    x = 329,281,571.30/29,601.99
  6. Step 6: Final answer
    x = 11,123.63

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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.