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Finding the Fourth Proportional to 45,163.64, 62,322.70 and 25,018.64

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Solution

The fourth proportional to 45,163.64, 62,322.70 and 25,018.64 is: 34,523.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.64 : 62,322.70 = 25,018.64 : x
  2. Step 2: Convert to fraction form
    45,163.64/62,322.70 = 25,018.64/x
  3. Step 3: Cross multiply
    45,163.64x = 62,322.70 × 25,018.64
  4. Step 4: Simplify right side
    45,163.64x = 1,559,229,195.13
  5. Step 5: Solve for x
    x = 1,559,229,195.13/45,163.64
  6. Step 6: Final answer
    x = 34,523.99

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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.