Home / 27,950.12-41,918.70-8,223.40

Finding the Fourth Proportional to 27,950.12, 41,918.70 and 8,223.40

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Solution

The fourth proportional to 27,950.12, 41,918.70 and 8,223.40 is: 12,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.12 : 41,918.70 = 8,223.40 : x
  2. Step 2: Convert to fraction form
    27,950.12/41,918.70 = 8,223.40/x
  3. Step 3: Cross multiply
    27,950.12x = 41,918.70 × 8,223.40
  4. Step 4: Simplify right side
    27,950.12x = 344,714,237.58
  5. Step 5: Solve for x
    x = 344,714,237.58/27,950.12
  6. Step 6: Final answer
    x = 12,333.19

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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.