Home / 25,488.96-38,238.24-7,954.56

Finding the Fourth Proportional to 25,488.96, 38,238.24 and 7,954.56

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Solution

The fourth proportional to 25,488.96, 38,238.24 and 7,954.56 is: 11,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.96 : 38,238.24 = 7,954.56 : x
  2. Step 2: Convert to fraction form
    25,488.96/38,238.24 = 7,954.56/x
  3. Step 3: Cross multiply
    25,488.96x = 38,238.24 × 7,954.56
  4. Step 4: Simplify right side
    25,488.96x = 304,168,374.37
  5. Step 5: Solve for x
    x = 304,168,374.37/25,488.96
  6. Step 6: Final answer
    x = 11,933.34

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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.