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Finding the Third Proportional to 19,199 and 29,618

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Solution

The third proportional to 19,199 and 29,618 is: 45,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,199 : 29,618 = 29,618 : x
  2. Step 2: Convert to fraction form
    19,199/29,618 = 29,618/x
  3. Step 3: Cross multiply
    19,199x = 29,618 × 29,618
  4. Step 4: Simplify right side
    19,199x = 877,225,924
  5. Step 5: Solve for x
    x = 877,225,924/19,199
  6. Step 6: Final answer
    x = 45,691.23

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.