Home / 27,198.48-37,536.60-18,264.59

Finding the Fourth Proportional to 27,198.48, 37,536.60 and 18,264.59

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Solution

The fourth proportional to 27,198.48, 37,536.60 and 18,264.59 is: 25,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.48 : 37,536.60 = 18,264.59 : x
  2. Step 2: Convert to fraction form
    27,198.48/37,536.60 = 18,264.59/x
  3. Step 3: Cross multiply
    27,198.48x = 37,536.60 × 18,264.59
  4. Step 4: Simplify right side
    27,198.48x = 685,590,421.31
  5. Step 5: Solve for x
    x = 685,590,421.31/27,198.48
  6. Step 6: Final answer
    x = 25,206.94

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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.