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Finding the Fourth Proportional to 29,889.41, 44,840.03 and 8,542.32

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Solution

The fourth proportional to 29,889.41, 44,840.03 and 8,542.32 is: 12,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.41 : 44,840.03 = 8,542.32 : x
  2. Step 2: Convert to fraction form
    29,889.41/44,840.03 = 8,542.32/x
  3. Step 3: Cross multiply
    29,889.41x = 44,840.03 × 8,542.32
  4. Step 4: Simplify right side
    29,889.41x = 383,037,884.41
  5. Step 5: Solve for x
    x = 383,037,884.41/29,889.41
  6. Step 6: Final answer
    x = 12,815.17

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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.