Home / 35,919.22-49,573.05-21,770.26

Finding the Fourth Proportional to 35,919.22, 49,573.05 and 21,770.26

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Solution

The fourth proportional to 35,919.22, 49,573.05 and 21,770.26 is: 30,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.22 : 49,573.05 = 21,770.26 : x
  2. Step 2: Convert to fraction form
    35,919.22/49,573.05 = 21,770.26/x
  3. Step 3: Cross multiply
    35,919.22x = 49,573.05 × 21,770.26
  4. Step 4: Simplify right side
    35,919.22x = 1,079,218,187.49
  5. Step 5: Solve for x
    x = 1,079,218,187.49/35,919.22
  6. Step 6: Final answer
    x = 30,045.70

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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.