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Finding the Fourth Proportional to 45,798.72, 63,203.27 and 25,654.56

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Solution

The fourth proportional to 45,798.72, 63,203.27 and 25,654.56 is: 35,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,798.72 : 63,203.27 = 25,654.56 : x
  2. Step 2: Convert to fraction form
    45,798.72/63,203.27 = 25,654.56/x
  3. Step 3: Cross multiply
    45,798.72x = 63,203.27 × 25,654.56
  4. Step 4: Simplify right side
    45,798.72x = 1,621,451,954.14
  5. Step 5: Solve for x
    x = 1,621,451,954.14/45,798.72
  6. Step 6: Final answer
    x = 35,403.87

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1.5x scale

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.