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Finding the Fourth Proportional to 29,392.65, 44,096.57 and 12,748.87

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Solution

The fourth proportional to 29,392.65, 44,096.57 and 12,748.87 is: 19,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,392.65 : 44,096.57 = 12,748.87 : x
  2. Step 2: Convert to fraction form
    29,392.65/44,096.57 = 12,748.87/x
  3. Step 3: Cross multiply
    29,392.65x = 44,096.57 × 12,748.87
  4. Step 4: Simplify right side
    29,392.65x = 562,181,477.56
  5. Step 5: Solve for x
    x = 562,181,477.56/29,392.65
  6. Step 6: Final answer
    x = 19,126.60

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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.