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Finding the Third Proportional to 14,220.75 and 19,603

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Solution

The third proportional to 14,220.75 and 19,603 is: 27,022.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.75 : 19,603 = 19,603 : x
  2. Step 2: Convert to fraction form
    14,220.75/19,603 = 19,603/x
  3. Step 3: Cross multiply
    14,220.75x = 19,603 × 19,603
  4. Step 4: Simplify right side
    14,220.75x = 384,277,609
  5. Step 5: Solve for x
    x = 384,277,609/14,220.75
  6. Step 6: Final answer
    x = 27,022.32

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.