Home / 39,669.33-59,474.83-18,907.41

Finding the Fourth Proportional to 39,669.33, 59,474.83 and 18,907.41

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Solution

The fourth proportional to 39,669.33, 59,474.83 and 18,907.41 is: 28,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.33 : 59,474.83 = 18,907.41 : x
  2. Step 2: Convert to fraction form
    39,669.33/59,474.83 = 18,907.41/x
  3. Step 3: Cross multiply
    39,669.33x = 59,474.83 × 18,907.41
  4. Step 4: Simplify right side
    39,669.33x = 1,124,514,995.49
  5. Step 5: Solve for x
    x = 1,124,514,995.49/39,669.33
  6. Step 6: Final answer
    x = 28,347.21

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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.