Home / 26,619.49-39,929.19-10,833.10

Finding the Fourth Proportional to 26,619.49, 39,929.19 and 10,833.10

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Solution

The fourth proportional to 26,619.49, 39,929.19 and 10,833.10 is: 16,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619.49 : 39,929.19 = 10,833.10 : x
  2. Step 2: Convert to fraction form
    26,619.49/39,929.19 = 10,833.10/x
  3. Step 3: Cross multiply
    26,619.49x = 39,929.19 × 10,833.10
  4. Step 4: Simplify right side
    26,619.49x = 432,556,908.19
  5. Step 5: Solve for x
    x = 432,556,908.19/26,619.49
  6. Step 6: Final answer
    x = 16,249.63

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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.