Home / 45,368.22-68,009.13-21,962.46

Finding the Fourth Proportional to 45,368.22, 68,009.13 and 21,962.46

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Solution

The fourth proportional to 45,368.22, 68,009.13 and 21,962.46 is: 32,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,368.22 : 68,009.13 = 21,962.46 : x
  2. Step 2: Convert to fraction form
    45,368.22/68,009.13 = 21,962.46/x
  3. Step 3: Cross multiply
    45,368.22x = 68,009.13 × 21,962.46
  4. Step 4: Simplify right side
    45,368.22x = 1,493,647,797.26
  5. Step 5: Solve for x
    x = 1,493,647,797.26/45,368.22
  6. Step 6: Final answer
    x = 32,922.78

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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.