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Finding the Third Proportional to 14,310 and 21,889.88

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Solution

The third proportional to 14,310 and 21,889.88 is: 33,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310 : 21,889.88 = 21,889.88 : x
  2. Step 2: Convert to fraction form
    14,310/21,889.88 = 21,889.88/x
  3. Step 3: Cross multiply
    14,310x = 21,889.88 × 21,889.88
  4. Step 4: Simplify right side
    14,310x = 479,166,627.52
  5. Step 5: Solve for x
    x = 479,166,627.52/14,310
  6. Step 6: Final answer
    x = 33,484.74

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.