Home / 51,818.26-77,727.37-18,536.30

Finding the Fourth Proportional to 51,818.26, 77,727.37 and 18,536.30

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Solution

The fourth proportional to 51,818.26, 77,727.37 and 18,536.30 is: 27,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,818.26 : 77,727.37 = 18,536.30 : x
  2. Step 2: Convert to fraction form
    51,818.26/77,727.37 = 18,536.30/x
  3. Step 3: Cross multiply
    51,818.26x = 77,727.37 × 18,536.30
  4. Step 4: Simplify right side
    51,818.26x = 1,440,777,755.85
  5. Step 5: Solve for x
    x = 1,440,777,755.85/51,818.26
  6. Step 6: Final answer
    x = 27,804.44

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1.5x scale

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.