Home / 28,647.06-39,537.99-18,040.02

Finding the Fourth Proportional to 28,647.06, 39,537.99 and 18,040.02

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Solution

The fourth proportional to 28,647.06, 39,537.99 and 18,040.02 is: 24,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,647.06 : 39,537.99 = 18,040.02 : x
  2. Step 2: Convert to fraction form
    28,647.06/39,537.99 = 18,040.02/x
  3. Step 3: Cross multiply
    28,647.06x = 39,537.99 × 18,040.02
  4. Step 4: Simplify right side
    28,647.06x = 713,266,130.36
  5. Step 5: Solve for x
    x = 713,266,130.36/28,647.06
  6. Step 6: Final answer
    x = 24,898.41

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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.