Home / 27,886.36-41,823.38-8,166.45

Finding the Fourth Proportional to 27,886.36, 41,823.38 and 8,166.45

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Solution

The fourth proportional to 27,886.36, 41,823.38 and 8,166.45 is: 12,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886.36 : 41,823.38 = 8,166.45 : x
  2. Step 2: Convert to fraction form
    27,886.36/41,823.38 = 8,166.45/x
  3. Step 3: Cross multiply
    27,886.36x = 41,823.38 × 8,166.45
  4. Step 4: Simplify right side
    27,886.36x = 341,548,562.02
  5. Step 5: Solve for x
    x = 341,548,562.02/27,886.36
  6. Step 6: Final answer
    x = 12,247.87

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1.5x scale

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.