Home / 14,739.26-20,344.47-11,775.74

Finding the Fourth Proportional to 14,739.26, 20,344.47 and 11,775.74

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Solution

The fourth proportional to 14,739.26, 20,344.47 and 11,775.74 is: 16,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.26 : 20,344.47 = 11,775.74 : x
  2. Step 2: Convert to fraction form
    14,739.26/20,344.47 = 11,775.74/x
  3. Step 3: Cross multiply
    14,739.26x = 20,344.47 × 11,775.74
  4. Step 4: Simplify right side
    14,739.26x = 239,571,189.16
  5. Step 5: Solve for x
    x = 239,571,189.16/14,739.26
  6. Step 6: Final answer
    x = 16,253.95

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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.