Home / 25,981.44-38,927.68-21,848.16

Finding the Fourth Proportional to 25,981.44, 38,927.68 and 21,848.16

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Solution

The fourth proportional to 25,981.44, 38,927.68 and 21,848.16 is: 32,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,981.44 : 38,927.68 = 21,848.16 : x
  2. Step 2: Convert to fraction form
    25,981.44/38,927.68 = 21,848.16/x
  3. Step 3: Cross multiply
    25,981.44x = 38,927.68 × 21,848.16
  4. Step 4: Simplify right side
    25,981.44x = 850,498,181.07
  5. Step 5: Solve for x
    x = 850,498,181.07/25,981.44
  6. Step 6: Final answer
    x = 32,734.84

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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.