Home / 27,860.90-41,804.10-12,070.76

Finding the Fourth Proportional to 27,860.90, 41,804.10 and 12,070.76

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Solution

The fourth proportional to 27,860.90, 41,804.10 and 12,070.76 is: 18,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860.90 : 41,804.10 = 12,070.76 : x
  2. Step 2: Convert to fraction form
    27,860.90/41,804.10 = 12,070.76/x
  3. Step 3: Cross multiply
    27,860.90x = 41,804.10 × 12,070.76
  4. Step 4: Simplify right side
    27,860.90x = 504,607,049.10
  5. Step 5: Solve for x
    x = 504,607,049.10/27,860.90
  6. Step 6: Final answer
    x = 18,111.66

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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.