Home / 16,326.54-22,519.71-12,963.96

Finding the Fourth Proportional to 16,326.54, 22,519.71 and 12,963.96

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Solution

The fourth proportional to 16,326.54, 22,519.71 and 12,963.96 is: 17,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,326.54 : 22,519.71 = 12,963.96 : x
  2. Step 2: Convert to fraction form
    16,326.54/22,519.71 = 12,963.96/x
  3. Step 3: Cross multiply
    16,326.54x = 22,519.71 × 12,963.96
  4. Step 4: Simplify right side
    16,326.54x = 291,944,619.65
  5. Step 5: Solve for x
    x = 291,944,619.65/16,326.54
  6. Step 6: Final answer
    x = 17,881.60

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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.