Home / 27,518.05-37,974.93-14,942.80

Finding the Fourth Proportional to 27,518.05, 37,974.93 and 14,942.80

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Solution

The fourth proportional to 27,518.05, 37,974.93 and 14,942.80 is: 20,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.05 : 37,974.93 = 14,942.80 : x
  2. Step 2: Convert to fraction form
    27,518.05/37,974.93 = 14,942.80/x
  3. Step 3: Cross multiply
    27,518.05x = 37,974.93 × 14,942.80
  4. Step 4: Simplify right side
    27,518.05x = 567,451,784.00
  5. Step 5: Solve for x
    x = 567,451,784.00/27,518.05
  6. Step 6: Final answer
    x = 20,621.08

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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.