Home / 15,817.14-23,725.12-3,970.99

Finding the Fourth Proportional to 15,817.14, 23,725.12 and 3,970.99

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Solution

The fourth proportional to 15,817.14, 23,725.12 and 3,970.99 is: 5,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.14 : 23,725.12 = 3,970.99 : x
  2. Step 2: Convert to fraction form
    15,817.14/23,725.12 = 3,970.99/x
  3. Step 3: Cross multiply
    15,817.14x = 23,725.12 × 3,970.99
  4. Step 4: Simplify right side
    15,817.14x = 94,212,241.44
  5. Step 5: Solve for x
    x = 94,212,241.44/15,817.14
  6. Step 6: Final answer
    x = 5,956.34

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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.