Home / 38,339.84-52,906.96-21,573.92

Finding the Fourth Proportional to 38,339.84, 52,906.96 and 21,573.92

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Solution

The fourth proportional to 38,339.84, 52,906.96 and 21,573.92 is: 29,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,339.84 : 52,906.96 = 21,573.92 : x
  2. Step 2: Convert to fraction form
    38,339.84/52,906.96 = 21,573.92/x
  3. Step 3: Cross multiply
    38,339.84x = 52,906.96 × 21,573.92
  4. Step 4: Simplify right side
    38,339.84x = 1,141,410,522.48
  5. Step 5: Solve for x
    x = 1,141,410,522.48/38,339.84
  6. Step 6: Final answer
    x = 29,770.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.