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Finding the Third Proportional to 9,453 and 20,724

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Solution

The third proportional to 9,453 and 20,724 is: 45,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453 : 20,724 = 20,724 : x
  2. Step 2: Convert to fraction form
    9,453/20,724 = 20,724/x
  3. Step 3: Cross multiply
    9,453x = 20,724 × 20,724
  4. Step 4: Simplify right side
    9,453x = 429,484,176
  5. Step 5: Solve for x
    x = 429,484,176/9,453
  6. Step 6: Final answer
    x = 45,433.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.