Home / 26,277.78-39,416.76-6,556.32

Finding the Fourth Proportional to 26,277.78, 39,416.76 and 6,556.32

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Solution

The fourth proportional to 26,277.78, 39,416.76 and 6,556.32 is: 9,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277.78 : 39,416.76 = 6,556.32 : x
  2. Step 2: Convert to fraction form
    26,277.78/39,416.76 = 6,556.32/x
  3. Step 3: Cross multiply
    26,277.78x = 39,416.76 × 6,556.32
  4. Step 4: Simplify right side
    26,277.78x = 258,428,891.92
  5. Step 5: Solve for x
    x = 258,428,891.92/26,277.78
  6. Step 6: Final answer
    x = 9,834.50

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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.