Home / 25,512.08-38,262.65-7,979.63

Finding the Fourth Proportional to 25,512.08, 38,262.65 and 7,979.63

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Solution

The fourth proportional to 25,512.08, 38,262.65 and 7,979.63 is: 11,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,512.08 : 38,262.65 = 7,979.63 : x
  2. Step 2: Convert to fraction form
    25,512.08/38,262.65 = 7,979.63/x
  3. Step 3: Cross multiply
    25,512.08x = 38,262.65 × 7,979.63
  4. Step 4: Simplify right side
    25,512.08x = 305,321,558.61
  5. Step 5: Solve for x
    x = 305,321,558.61/25,512.08
  6. Step 6: Final answer
    x = 11,967.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.