Home / 45,704.86-63,072.25-25,561.51

Finding the Fourth Proportional to 45,704.86, 63,072.25 and 25,561.51

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Solution

The fourth proportional to 45,704.86, 63,072.25 and 25,561.51 is: 35,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,704.86 : 63,072.25 = 25,561.51 : x
  2. Step 2: Convert to fraction form
    45,704.86/63,072.25 = 25,561.51/x
  3. Step 3: Cross multiply
    45,704.86x = 63,072.25 × 25,561.51
  4. Step 4: Simplify right side
    45,704.86x = 1,612,221,949.10
  5. Step 5: Solve for x
    x = 1,612,221,949.10/45,704.86
  6. Step 6: Final answer
    x = 35,274.63

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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.