Home / 27,011.91-37,284.06-15,683.85

Finding the Fourth Proportional to 27,011.91, 37,284.06 and 15,683.85

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Solution

The fourth proportional to 27,011.91, 37,284.06 and 15,683.85 is: 21,648.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011.91 : 37,284.06 = 15,683.85 : x
  2. Step 2: Convert to fraction form
    27,011.91/37,284.06 = 15,683.85/x
  3. Step 3: Cross multiply
    27,011.91x = 37,284.06 × 15,683.85
  4. Step 4: Simplify right side
    27,011.91x = 584,757,604.43
  5. Step 5: Solve for x
    x = 584,757,604.43/27,011.91
  6. Step 6: Final answer
    x = 21,648.14

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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.