Home / 20,382.03-30,567.98-11,501.26

Finding the Fourth Proportional to 20,382.03, 30,567.98 and 11,501.26

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Solution

The fourth proportional to 20,382.03, 30,567.98 and 11,501.26 is: 17,249.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382.03 : 30,567.98 = 11,501.26 : x
  2. Step 2: Convert to fraction form
    20,382.03/30,567.98 = 11,501.26/x
  3. Step 3: Cross multiply
    20,382.03x = 30,567.98 × 11,501.26
  4. Step 4: Simplify right side
    20,382.03x = 351,570,237.99
  5. Step 5: Solve for x
    x = 351,570,237.99/20,382.03
  6. Step 6: Final answer
    x = 17,249.03

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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.