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Finding the Fourth Proportional to 29,938.77, 44,910.14 and 12,410.01

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Solution

The fourth proportional to 29,938.77, 44,910.14 and 12,410.01 is: 18,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,938.77 : 44,910.14 = 12,410.01 : x
  2. Step 2: Convert to fraction form
    29,938.77/44,910.14 = 12,410.01/x
  3. Step 3: Cross multiply
    29,938.77x = 44,910.14 × 12,410.01
  4. Step 4: Simplify right side
    29,938.77x = 557,335,224.45
  5. Step 5: Solve for x
    x = 557,335,224.45/29,938.77
  6. Step 6: Final answer
    x = 18,615.84

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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.