Home / 27,939.98-41,886.41-12,133.10

Finding the Fourth Proportional to 27,939.98, 41,886.41 and 12,133.10

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Solution

The fourth proportional to 27,939.98, 41,886.41 and 12,133.10 is: 18,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939.98 : 41,886.41 = 12,133.10 : x
  2. Step 2: Convert to fraction form
    27,939.98/41,886.41 = 12,133.10/x
  3. Step 3: Cross multiply
    27,939.98x = 41,886.41 × 12,133.10
  4. Step 4: Simplify right side
    27,939.98x = 508,211,731.07
  5. Step 5: Solve for x
    x = 508,211,731.07/27,939.98
  6. Step 6: Final answer
    x = 18,189.41

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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.