Home / 14,198.09-19,589.75-9,483.28

Finding the Fourth Proportional to 14,198.09, 19,589.75 and 9,483.28

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Solution

The fourth proportional to 14,198.09, 19,589.75 and 9,483.28 is: 13,084.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.09 : 19,589.75 = 9,483.28 : x
  2. Step 2: Convert to fraction form
    14,198.09/19,589.75 = 9,483.28/x
  3. Step 3: Cross multiply
    14,198.09x = 19,589.75 × 9,483.28
  4. Step 4: Simplify right side
    14,198.09x = 185,775,023.55
  5. Step 5: Solve for x
    x = 185,775,023.55/14,198.09
  6. Step 6: Final answer
    x = 13,084.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.