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Finding the Third Proportional to 25,307.44 and 38,728.13

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Solution

The third proportional to 25,307.44 and 38,728.13 is: 59,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.44 : 38,728.13 = 38,728.13 : x
  2. Step 2: Convert to fraction form
    25,307.44/38,728.13 = 38,728.13/x
  3. Step 3: Cross multiply
    25,307.44x = 38,728.13 × 38,728.13
  4. Step 4: Simplify right side
    25,307.44x = 1,499,867,666.02
  5. Step 5: Solve for x
    x = 1,499,867,666.02/25,307.44
  6. Step 6: Final answer
    x = 59,265.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.