Home / 40,491.21-60,754.35-21,749.37

Finding the Fourth Proportional to 40,491.21, 60,754.35 and 21,749.37

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Solution

The fourth proportional to 40,491.21, 60,754.35 and 21,749.37 is: 32,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,491.21 : 60,754.35 = 21,749.37 : x
  2. Step 2: Convert to fraction form
    40,491.21/60,754.35 = 21,749.37/x
  3. Step 3: Cross multiply
    40,491.21x = 60,754.35 × 21,749.37
  4. Step 4: Simplify right side
    40,491.21x = 1,321,368,837.26
  5. Step 5: Solve for x
    x = 1,321,368,837.26/40,491.21
  6. Step 6: Final answer
    x = 32,633.47

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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.