Home / 45,651.06-68,486.22-19,355.22

Finding the Fourth Proportional to 45,651.06, 68,486.22 and 19,355.22

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Solution

The fourth proportional to 45,651.06, 68,486.22 and 19,355.22 is: 29,036.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,651.06 : 68,486.22 = 19,355.22 : x
  2. Step 2: Convert to fraction form
    45,651.06/68,486.22 = 19,355.22/x
  3. Step 3: Cross multiply
    45,651.06x = 68,486.22 × 19,355.22
  4. Step 4: Simplify right side
    45,651.06x = 1,325,565,855.07
  5. Step 5: Solve for x
    x = 1,325,565,855.07/45,651.06
  6. Step 6: Final answer
    x = 29,036.91

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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.