Home / 14,628.24-20,184.12-11,828.88

Finding the Fourth Proportional to 14,628.24, 20,184.12 and 11,828.88

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Solution

The fourth proportional to 14,628.24, 20,184.12 and 11,828.88 is: 16,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.24 : 20,184.12 = 11,828.88 : x
  2. Step 2: Convert to fraction form
    14,628.24/20,184.12 = 11,828.88/x
  3. Step 3: Cross multiply
    14,628.24x = 20,184.12 × 11,828.88
  4. Step 4: Simplify right side
    14,628.24x = 238,755,533.39
  5. Step 5: Solve for x
    x = 238,755,533.39/14,628.24
  6. Step 6: Final answer
    x = 16,321.55

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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.