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Finding the Third Proportional to 29,316 and 43,426

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Solution

The third proportional to 29,316 and 43,426 is: 64,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316 : 43,426 = 43,426 : x
  2. Step 2: Convert to fraction form
    29,316/43,426 = 43,426/x
  3. Step 3: Cross multiply
    29,316x = 43,426 × 43,426
  4. Step 4: Simplify right side
    29,316x = 1,885,817,476
  5. Step 5: Solve for x
    x = 1,885,817,476/29,316
  6. Step 6: Final answer
    x = 64,327.24

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.