Home / 14,245.04-21,464.78-11,704.88

Finding the Fourth Proportional to 14,245.04, 21,464.78 and 11,704.88

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Solution

The fourth proportional to 14,245.04, 21,464.78 and 11,704.88 is: 17,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.04 : 21,464.78 = 11,704.88 : x
  2. Step 2: Convert to fraction form
    14,245.04/21,464.78 = 11,704.88/x
  3. Step 3: Cross multiply
    14,245.04x = 21,464.78 × 11,704.88
  4. Step 4: Simplify right side
    14,245.04x = 251,242,674.13
  5. Step 5: Solve for x
    x = 251,242,674.13/14,245.04
  6. Step 6: Final answer
    x = 17,637.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.