Home / 27,519.26-37,977.09-15,582.56

Finding the Fourth Proportional to 27,519.26, 37,977.09 and 15,582.56

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Solution

The fourth proportional to 27,519.26, 37,977.09 and 15,582.56 is: 21,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,519.26 : 37,977.09 = 15,582.56 : x
  2. Step 2: Convert to fraction form
    27,519.26/37,977.09 = 15,582.56/x
  3. Step 3: Cross multiply
    27,519.26x = 37,977.09 × 15,582.56
  4. Step 4: Simplify right side
    27,519.26x = 591,780,283.55
  5. Step 5: Solve for x
    x = 591,780,283.55/27,519.26
  6. Step 6: Final answer
    x = 21,504.22

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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.