Home / 15,842.48-23,759.80-7,072.56

Finding the Fourth Proportional to 15,842.48, 23,759.80 and 7,072.56

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Solution

The fourth proportional to 15,842.48, 23,759.80 and 7,072.56 is: 10,607.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842.48 : 23,759.80 = 7,072.56 : x
  2. Step 2: Convert to fraction form
    15,842.48/23,759.80 = 7,072.56/x
  3. Step 3: Cross multiply
    15,842.48x = 23,759.80 × 7,072.56
  4. Step 4: Simplify right side
    15,842.48x = 168,042,611.09
  5. Step 5: Solve for x
    x = 168,042,611.09/15,842.48
  6. Step 6: Final answer
    x = 10,607.09

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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.