Home / 27,428.82-37,851.78-14,853.57

Finding the Fourth Proportional to 27,428.82, 37,851.78 and 14,853.57

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Solution

The fourth proportional to 27,428.82, 37,851.78 and 14,853.57 is: 20,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.82 : 37,851.78 = 14,853.57 : x
  2. Step 2: Convert to fraction form
    27,428.82/37,851.78 = 14,853.57/x
  3. Step 3: Cross multiply
    27,428.82x = 37,851.78 × 14,853.57
  4. Step 4: Simplify right side
    27,428.82x = 562,234,063.85
  5. Step 5: Solve for x
    x = 562,234,063.85/27,428.82
  6. Step 6: Final answer
    x = 20,497.93

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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.