Home / 27,021.26-37,290.08-15,085.37

Finding the Fourth Proportional to 27,021.26, 37,290.08 and 15,085.37

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Solution

The fourth proportional to 27,021.26, 37,290.08 and 15,085.37 is: 20,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.26 : 37,290.08 = 15,085.37 : x
  2. Step 2: Convert to fraction form
    27,021.26/37,290.08 = 15,085.37/x
  3. Step 3: Cross multiply
    27,021.26x = 37,290.08 × 15,085.37
  4. Step 4: Simplify right side
    27,021.26x = 562,534,785.07
  5. Step 5: Solve for x
    x = 562,534,785.07/27,021.26
  6. Step 6: Final answer
    x = 20,818.23

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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.