Home / 35,680.44-49,238.64-19,764.60

Finding the Fourth Proportional to 35,680.44, 49,238.64 and 19,764.60

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Solution

The fourth proportional to 35,680.44, 49,238.64 and 19,764.60 is: 27,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,680.44 : 49,238.64 = 19,764.60 : x
  2. Step 2: Convert to fraction form
    35,680.44/49,238.64 = 19,764.60/x
  3. Step 3: Cross multiply
    35,680.44x = 49,238.64 × 19,764.60
  4. Step 4: Simplify right side
    35,680.44x = 973,182,024.14
  5. Step 5: Solve for x
    x = 973,182,024.14/35,680.44
  6. Step 6: Final answer
    x = 27,274.94

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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.