Home / 14,519.39-20,076.95-11,529.95

Finding the Fourth Proportional to 14,519.39, 20,076.95 and 11,529.95

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Solution

The fourth proportional to 14,519.39, 20,076.95 and 11,529.95 is: 15,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.39 : 20,076.95 = 11,529.95 : x
  2. Step 2: Convert to fraction form
    14,519.39/20,076.95 = 11,529.95/x
  3. Step 3: Cross multiply
    14,519.39x = 20,076.95 × 11,529.95
  4. Step 4: Simplify right side
    14,519.39x = 231,486,172.00
  5. Step 5: Solve for x
    x = 231,486,172.00/14,519.39
  6. Step 6: Final answer
    x = 15,943.24

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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.