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Finding the Third Proportional to 19,417.22 and 28,487.95

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Solution

The third proportional to 19,417.22 and 28,487.95 is: 41,796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.22 : 28,487.95 = 28,487.95 : x
  2. Step 2: Convert to fraction form
    19,417.22/28,487.95 = 28,487.95/x
  3. Step 3: Cross multiply
    19,417.22x = 28,487.95 × 28,487.95
  4. Step 4: Simplify right side
    19,417.22x = 811,563,473.25
  5. Step 5: Solve for x
    x = 811,563,473.25/19,417.22
  6. Step 6: Final answer
    x = 41,796.07

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.