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Finding the Third Proportional to 30,013 and 40,037

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Solution

The third proportional to 30,013 and 40,037 is: 53,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013 : 40,037 = 40,037 : x
  2. Step 2: Convert to fraction form
    30,013/40,037 = 40,037/x
  3. Step 3: Cross multiply
    30,013x = 40,037 × 40,037
  4. Step 4: Simplify right side
    30,013x = 1,602,961,369
  5. Step 5: Solve for x
    x = 1,602,961,369/30,013
  6. Step 6: Final answer
    x = 53,408.90

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.