Home / 14,586.92-21,878.33-8,326.64

Finding the Fourth Proportional to 14,586.92, 21,878.33 and 8,326.64

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Solution

The fourth proportional to 14,586.92, 21,878.33 and 8,326.64 is: 12,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.92 : 21,878.33 = 8,326.64 : x
  2. Step 2: Convert to fraction form
    14,586.92/21,878.33 = 8,326.64/x
  3. Step 3: Cross multiply
    14,586.92x = 21,878.33 × 8,326.64
  4. Step 4: Simplify right side
    14,586.92x = 182,172,977.71
  5. Step 5: Solve for x
    x = 182,172,977.71/14,586.92
  6. Step 6: Final answer
    x = 12,488.79

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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.