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Finding the Fourth Proportional to 45,801.72, 63,207.41 and 25,657.56

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Solution

The fourth proportional to 45,801.72, 63,207.41 and 25,657.56 is: 35,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,801.72 : 63,207.41 = 25,657.56 : x
  2. Step 2: Convert to fraction form
    45,801.72/63,207.41 = 25,657.56/x
  3. Step 3: Cross multiply
    45,801.72x = 63,207.41 × 25,657.56
  4. Step 4: Simplify right side
    45,801.72x = 1,621,747,786.23
  5. Step 5: Solve for x
    x = 1,621,747,786.23/45,801.72
  6. Step 6: Final answer
    x = 35,408.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.