Home / 25,525.32-38,288.52-7,994.76

Finding the Fourth Proportional to 25,525.32, 38,288.52 and 7,994.76

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Solution

The fourth proportional to 25,525.32, 38,288.52 and 7,994.76 is: 11,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,525.32 : 38,288.52 = 7,994.76 : x
  2. Step 2: Convert to fraction form
    25,525.32/38,288.52 = 7,994.76/x
  3. Step 3: Cross multiply
    25,525.32x = 38,288.52 × 7,994.76
  4. Step 4: Simplify right side
    25,525.32x = 306,107,528.16
  5. Step 5: Solve for x
    x = 306,107,528.16/25,525.32
  6. Step 6: Final answer
    x = 11,992.31

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Double scale
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Similar ratio
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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.