Home / 27,068.69-37,351.73-15,131.63

Finding the Fourth Proportional to 27,068.69, 37,351.73 and 15,131.63

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Solution

The fourth proportional to 27,068.69, 37,351.73 and 15,131.63 is: 20,879.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068.69 : 37,351.73 = 15,131.63 : x
  2. Step 2: Convert to fraction form
    27,068.69/37,351.73 = 15,131.63/x
  3. Step 3: Cross multiply
    27,068.69x = 37,351.73 × 15,131.63
  4. Step 4: Simplify right side
    27,068.69x = 565,192,295.80
  5. Step 5: Solve for x
    x = 565,192,295.80/27,068.69
  6. Step 6: Final answer
    x = 20,879.93

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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.