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Finding the Third Proportional to 15,774.19 and 26,291.25

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Solution

The third proportional to 15,774.19 and 26,291.25 is: 43,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.19 : 26,291.25 = 26,291.25 : x
  2. Step 2: Convert to fraction form
    15,774.19/26,291.25 = 26,291.25/x
  3. Step 3: Cross multiply
    15,774.19x = 26,291.25 × 26,291.25
  4. Step 4: Simplify right side
    15,774.19x = 691,229,826.56
  5. Step 5: Solve for x
    x = 691,229,826.56/15,774.19
  6. Step 6: Final answer
    x = 43,820.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.