Home / 15,873.92-21,927.48-11,849.84

Finding the Fourth Proportional to 15,873.92, 21,927.48 and 11,849.84

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Solution

The fourth proportional to 15,873.92, 21,927.48 and 11,849.84 is: 16,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,873.92 : 21,927.48 = 11,849.84 : x
  2. Step 2: Convert to fraction form
    15,873.92/21,927.48 = 11,849.84/x
  3. Step 3: Cross multiply
    15,873.92x = 21,927.48 × 11,849.84
  4. Step 4: Simplify right side
    15,873.92x = 259,837,129.60
  5. Step 5: Solve for x
    x = 259,837,129.60/15,873.92
  6. Step 6: Final answer
    x = 16,368.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.