Home / 27,243.37-37,593.84-15,308.71

Finding the Fourth Proportional to 27,243.37, 37,593.84 and 15,308.71

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Solution

The fourth proportional to 27,243.37, 37,593.84 and 15,308.71 is: 21,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.37 : 37,593.84 = 15,308.71 : x
  2. Step 2: Convert to fraction form
    27,243.37/37,593.84 = 15,308.71/x
  3. Step 3: Cross multiply
    27,243.37x = 37,593.84 × 15,308.71
  4. Step 4: Simplify right side
    27,243.37x = 575,513,194.35
  5. Step 5: Solve for x
    x = 575,513,194.35/27,243.37
  6. Step 6: Final answer
    x = 21,124.89

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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.