Home / 27,530.76-37,992.24-14,955.60

Finding the Fourth Proportional to 27,530.76, 37,992.24 and 14,955.60

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Solution

The fourth proportional to 27,530.76, 37,992.24 and 14,955.60 is: 20,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.76 : 37,992.24 = 14,955.60 : x
  2. Step 2: Convert to fraction form
    27,530.76/37,992.24 = 14,955.60/x
  3. Step 3: Cross multiply
    27,530.76x = 37,992.24 × 14,955.60
  4. Step 4: Simplify right side
    27,530.76x = 568,196,744.54
  5. Step 5: Solve for x
    x = 568,196,744.54/27,530.76
  6. Step 6: Final answer
    x = 20,638.61

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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.