Home / 27,568.67-38,029.03-16,950.78

Finding the Fourth Proportional to 27,568.67, 38,029.03 and 16,950.78

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Solution

The fourth proportional to 27,568.67, 38,029.03 and 16,950.78 is: 23,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,568.67 : 38,029.03 = 16,950.78 : x
  2. Step 2: Convert to fraction form
    27,568.67/38,029.03 = 16,950.78/x
  3. Step 3: Cross multiply
    27,568.67x = 38,029.03 × 16,950.78
  4. Step 4: Simplify right side
    27,568.67x = 644,621,678.77
  5. Step 5: Solve for x
    x = 644,621,678.77/27,568.67
  6. Step 6: Final answer
    x = 23,382.40

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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.