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Finding the Fourth Proportional to 29,718, 44,580.72 and 10,994.88

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Solution

The fourth proportional to 29,718, 44,580.72 and 10,994.88 is: 16,493.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,718 : 44,580.72 = 10,994.88 : x
  2. Step 2: Convert to fraction form
    29,718/44,580.72 = 10,994.88/x
  3. Step 3: Cross multiply
    29,718x = 44,580.72 × 10,994.88
  4. Step 4: Simplify right side
    29,718x = 490,159,666.71
  5. Step 5: Solve for x
    x = 490,159,666.71/29,718
  6. Step 6: Final answer
    x = 16,493.70

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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.