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Finding the Third Proportional to 15,555 and 23,331.75

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Solution

The third proportional to 15,555 and 23,331.75 is: 34,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555 : 23,331.75 = 23,331.75 : x
  2. Step 2: Convert to fraction form
    15,555/23,331.75 = 23,331.75/x
  3. Step 3: Cross multiply
    15,555x = 23,331.75 × 23,331.75
  4. Step 4: Simplify right side
    15,555x = 544,370,558.06
  5. Step 5: Solve for x
    x = 544,370,558.06/15,555
  6. Step 6: Final answer
    x = 34,996.50

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1.5x scale

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.