Home / 27,931.41-41,893.00-11,291.06

Finding the Fourth Proportional to 27,931.41, 41,893.00 and 11,291.06

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Solution

The fourth proportional to 27,931.41, 41,893.00 and 11,291.06 is: 16,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,931.41 : 41,893.00 = 11,291.06 : x
  2. Step 2: Convert to fraction form
    27,931.41/41,893.00 = 11,291.06/x
  3. Step 3: Cross multiply
    27,931.41x = 41,893.00 × 11,291.06
  4. Step 4: Simplify right side
    27,931.41x = 473,016,453.08
  5. Step 5: Solve for x
    x = 473,016,453.08/27,931.41
  6. Step 6: Final answer
    x = 16,934.93

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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.