Home / 27,125.37-37,408.03-18,612.47

Finding the Fourth Proportional to 27,125.37, 37,408.03 and 18,612.47

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Solution

The fourth proportional to 27,125.37, 37,408.03 and 18,612.47 is: 25,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125.37 : 37,408.03 = 18,612.47 : x
  2. Step 2: Convert to fraction form
    27,125.37/37,408.03 = 18,612.47/x
  3. Step 3: Cross multiply
    27,125.37x = 37,408.03 × 18,612.47
  4. Step 4: Simplify right side
    27,125.37x = 696,255,836.13
  5. Step 5: Solve for x
    x = 696,255,836.13/27,125.37
  6. Step 6: Final answer
    x = 25,668.07

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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.