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Finding the Third Proportional to 26,130 and 39,742

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Solution

The third proportional to 26,130 and 39,742 is: 60,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130 : 39,742 = 39,742 : x
  2. Step 2: Convert to fraction form
    26,130/39,742 = 39,742/x
  3. Step 3: Cross multiply
    26,130x = 39,742 × 39,742
  4. Step 4: Simplify right side
    26,130x = 1,579,426,564
  5. Step 5: Solve for x
    x = 1,579,426,564/26,130
  6. Step 6: Final answer
    x = 60,444.95

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.