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Finding the Third Proportional to 9,130 and 19,172

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Solution

The third proportional to 9,130 and 19,172 is: 40,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130 : 19,172 = 19,172 : x
  2. Step 2: Convert to fraction form
    9,130/19,172 = 19,172/x
  3. Step 3: Cross multiply
    9,130x = 19,172 × 19,172
  4. Step 4: Simplify right side
    9,130x = 367,565,584
  5. Step 5: Solve for x
    x = 367,565,584/9,130
  6. Step 6: Final answer
    x = 40,259.10

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.