Home / 27,208.42-37,550.31-18,274.52

Finding the Fourth Proportional to 27,208.42, 37,550.31 and 18,274.52

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Solution

The fourth proportional to 27,208.42, 37,550.31 and 18,274.52 is: 25,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.42 : 37,550.31 = 18,274.52 : x
  2. Step 2: Convert to fraction form
    27,208.42/37,550.31 = 18,274.52/x
  3. Step 3: Cross multiply
    27,208.42x = 37,550.31 × 18,274.52
  4. Step 4: Simplify right side
    27,208.42x = 686,213,891.10
  5. Step 5: Solve for x
    x = 686,213,891.10/27,208.42
  6. Step 6: Final answer
    x = 25,220.64

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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.