Home / 14,497.42-21,739.28-5,616.91

Finding the Fourth Proportional to 14,497.42, 21,739.28 and 5,616.91

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Solution

The fourth proportional to 14,497.42, 21,739.28 and 5,616.91 is: 8,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.42 : 21,739.28 = 5,616.91 : x
  2. Step 2: Convert to fraction form
    14,497.42/21,739.28 = 5,616.91/x
  3. Step 3: Cross multiply
    14,497.42x = 21,739.28 × 5,616.91
  4. Step 4: Simplify right side
    14,497.42x = 122,107,579.22
  5. Step 5: Solve for x
    x = 122,107,579.22/14,497.42
  6. Step 6: Final answer
    x = 8,422.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.