Home / 13,519.26-20,273.40-4,752.12

Finding the Fourth Proportional to 13,519.26, 20,273.40 and 4,752.12

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Solution

The fourth proportional to 13,519.26, 20,273.40 and 4,752.12 is: 7,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519.26 : 20,273.40 = 4,752.12 : x
  2. Step 2: Convert to fraction form
    13,519.26/20,273.40 = 4,752.12/x
  3. Step 3: Cross multiply
    13,519.26x = 20,273.40 × 4,752.12
  4. Step 4: Simplify right side
    13,519.26x = 96,341,629.61
  5. Step 5: Solve for x
    x = 96,341,629.61/13,519.26
  6. Step 6: Final answer
    x = 7,126.25

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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.