Home / 45,899.73-68,855.67-19,610.51

Finding the Fourth Proportional to 45,899.73, 68,855.67 and 19,610.51

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Solution

The fourth proportional to 45,899.73, 68,855.67 and 19,610.51 is: 29,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,899.73 : 68,855.67 = 19,610.51 : x
  2. Step 2: Convert to fraction form
    45,899.73/68,855.67 = 19,610.51/x
  3. Step 3: Cross multiply
    45,899.73x = 68,855.67 × 19,610.51
  4. Step 4: Simplify right side
    45,899.73x = 1,350,294,460.81
  5. Step 5: Solve for x
    x = 1,350,294,460.81/45,899.73
  6. Step 6: Final answer
    x = 29,418.35

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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.