Home / 15,338.75-23,013.53-7,553.03

Finding the Fourth Proportional to 15,338.75, 23,013.53 and 7,553.03

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Solution

The fourth proportional to 15,338.75, 23,013.53 and 7,553.03 is: 11,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338.75 : 23,013.53 = 7,553.03 : x
  2. Step 2: Convert to fraction form
    15,338.75/23,013.53 = 7,553.03/x
  3. Step 3: Cross multiply
    15,338.75x = 23,013.53 × 7,553.03
  4. Step 4: Simplify right side
    15,338.75x = 173,821,882.50
  5. Step 5: Solve for x
    x = 173,821,882.50/15,338.75
  6. Step 6: Final answer
    x = 11,332.21

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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.