Home / 51,761.86-77,642.77-16,701.51

Finding the Fourth Proportional to 51,761.86, 77,642.77 and 16,701.51

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Solution

The fourth proportional to 51,761.86, 77,642.77 and 16,701.51 is: 25,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,761.86 : 77,642.77 = 16,701.51 : x
  2. Step 2: Convert to fraction form
    51,761.86/77,642.77 = 16,701.51/x
  3. Step 3: Cross multiply
    51,761.86x = 77,642.77 × 16,701.51
  4. Step 4: Simplify right side
    51,761.86x = 1,296,751,499.58
  5. Step 5: Solve for x
    x = 1,296,751,499.58/51,761.86
  6. Step 6: Final answer
    x = 25,052.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.