Home / 27,907.15-41,861.95-13,873.90

Finding the Fourth Proportional to 27,907.15, 41,861.95 and 13,873.90

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Solution

The fourth proportional to 27,907.15, 41,861.95 and 13,873.90 is: 20,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.15 : 41,861.95 = 13,873.90 : x
  2. Step 2: Convert to fraction form
    27,907.15/41,861.95 = 13,873.90/x
  3. Step 3: Cross multiply
    27,907.15x = 41,861.95 × 13,873.90
  4. Step 4: Simplify right side
    27,907.15x = 580,788,438.74
  5. Step 5: Solve for x
    x = 580,788,438.74/27,907.15
  6. Step 6: Final answer
    x = 20,811.46

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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.