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Finding the Third Proportional to 19,274.70 and 28,912.08

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Solution

The third proportional to 19,274.70 and 28,912.08 is: 43,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.70 : 28,912.08 = 28,912.08 : x
  2. Step 2: Convert to fraction form
    19,274.70/28,912.08 = 28,912.08/x
  3. Step 3: Cross multiply
    19,274.70x = 28,912.08 × 28,912.08
  4. Step 4: Simplify right side
    19,274.70x = 835,908,261.51
  5. Step 5: Solve for x
    x = 835,908,261.51/19,274.70
  6. Step 6: Final answer
    x = 43,368.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.