Home / 14,216.27-21,280.66-9,275.27

Finding the Fourth Proportional to 14,216.27, 21,280.66 and 9,275.27

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Solution

The fourth proportional to 14,216.27, 21,280.66 and 9,275.27 is: 13,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.27 : 21,280.66 = 9,275.27 : x
  2. Step 2: Convert to fraction form
    14,216.27/21,280.66 = 9,275.27/x
  3. Step 3: Cross multiply
    14,216.27x = 21,280.66 × 9,275.27
  4. Step 4: Simplify right side
    14,216.27x = 197,383,814.08
  5. Step 5: Solve for x
    x = 197,383,814.08/14,216.27
  6. Step 6: Final answer
    x = 13,884.36

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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.