Home / 27,214.29-37,559.57-15,278.54

Finding the Fourth Proportional to 27,214.29, 37,559.57 and 15,278.54

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Solution

The fourth proportional to 27,214.29, 37,559.57 and 15,278.54 is: 21,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.29 : 37,559.57 = 15,278.54 : x
  2. Step 2: Convert to fraction form
    27,214.29/37,559.57 = 15,278.54/x
  3. Step 3: Cross multiply
    27,214.29x = 37,559.57 × 15,278.54
  4. Step 4: Simplify right side
    27,214.29x = 573,855,128.44
  5. Step 5: Solve for x
    x = 573,855,128.44/27,214.29
  6. Step 6: Final answer
    x = 21,086.54

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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.