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Finding the Third Proportional to 7,429.50 and 10,923.19

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Solution

The third proportional to 7,429.50 and 10,923.19 is: 16,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.50 : 10,923.19 = 10,923.19 : x
  2. Step 2: Convert to fraction form
    7,429.50/10,923.19 = 10,923.19/x
  3. Step 3: Cross multiply
    7,429.50x = 10,923.19 × 10,923.19
  4. Step 4: Simplify right side
    7,429.50x = 119,316,025.16
  5. Step 5: Solve for x
    x = 119,316,025.16/7,429.50
  6. Step 6: Final answer
    x = 16,059.77

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.