Home / 15,771.06-23,653.54-5,239.44

Finding the Fourth Proportional to 15,771.06, 23,653.54 and 5,239.44

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Solution

The fourth proportional to 15,771.06, 23,653.54 and 5,239.44 is: 7,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771.06 : 23,653.54 = 5,239.44 : x
  2. Step 2: Convert to fraction form
    15,771.06/23,653.54 = 5,239.44/x
  3. Step 3: Cross multiply
    15,771.06x = 23,653.54 × 5,239.44
  4. Step 4: Simplify right side
    15,771.06x = 123,931,303.62
  5. Step 5: Solve for x
    x = 123,931,303.62/15,771.06
  6. Step 6: Final answer
    x = 7,858.15

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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.