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Finding the Fourth Proportional to 29,861.37, 44,782.55 and 9,867.15

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Solution

The fourth proportional to 29,861.37, 44,782.55 and 9,867.15 is: 14,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,861.37 : 44,782.55 = 9,867.15 : x
  2. Step 2: Convert to fraction form
    29,861.37/44,782.55 = 9,867.15/x
  3. Step 3: Cross multiply
    29,861.37x = 44,782.55 × 9,867.15
  4. Step 4: Simplify right side
    29,861.37x = 441,876,138.23
  5. Step 5: Solve for x
    x = 441,876,138.23/29,861.37
  6. Step 6: Final answer
    x = 14,797.58

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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.