Home / 15,538.75-23,308.68-5,150.23

Finding the Fourth Proportional to 15,538.75, 23,308.68 and 5,150.23

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Solution

The fourth proportional to 15,538.75, 23,308.68 and 5,150.23 is: 7,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538.75 : 23,308.68 = 5,150.23 : x
  2. Step 2: Convert to fraction form
    15,538.75/23,308.68 = 5,150.23/x
  3. Step 3: Cross multiply
    15,538.75x = 23,308.68 × 5,150.23
  4. Step 4: Simplify right side
    15,538.75x = 120,045,063.00
  5. Step 5: Solve for x
    x = 120,045,063.00/15,538.75
  6. Step 6: Final answer
    x = 7,725.53

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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.