Home / 27,801.09-41,705.73-8,077.07

Finding the Fourth Proportional to 27,801.09, 41,705.73 and 8,077.07

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Solution

The fourth proportional to 27,801.09, 41,705.73 and 8,077.07 is: 12,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,801.09 : 41,705.73 = 8,077.07 : x
  2. Step 2: Convert to fraction form
    27,801.09/41,705.73 = 8,077.07/x
  3. Step 3: Cross multiply
    27,801.09x = 41,705.73 × 8,077.07
  4. Step 4: Simplify right side
    27,801.09x = 336,860,204.88
  5. Step 5: Solve for x
    x = 336,860,204.88/27,801.09
  6. Step 6: Final answer
    x = 12,116.80

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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.