Home / 25,519.96-38,287.72-13,048.75

Finding the Fourth Proportional to 25,519.96, 38,287.72 and 13,048.75

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Solution

The fourth proportional to 25,519.96, 38,287.72 and 13,048.75 is: 19,577.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.96 : 38,287.72 = 13,048.75 : x
  2. Step 2: Convert to fraction form
    25,519.96/38,287.72 = 13,048.75/x
  3. Step 3: Cross multiply
    25,519.96x = 38,287.72 × 13,048.75
  4. Step 4: Simplify right side
    25,519.96x = 499,606,733.54
  5. Step 5: Solve for x
    x = 499,606,733.54/25,519.96
  6. Step 6: Final answer
    x = 19,577.09

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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.