Home / 14,632.08-21,928.68-8,394

Finding the Fourth Proportional to 14,632.08, 21,928.68 and 8,394

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Solution

The fourth proportional to 14,632.08, 21,928.68 and 8,394 is: 12,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,632.08 : 21,928.68 = 8,394 : x
  2. Step 2: Convert to fraction form
    14,632.08/21,928.68 = 8,394/x
  3. Step 3: Cross multiply
    14,632.08x = 21,928.68 × 8,394
  4. Step 4: Simplify right side
    14,632.08x = 184,069,339.92
  5. Step 5: Solve for x
    x = 184,069,339.92/14,632.08
  6. Step 6: Final answer
    x = 12,579.85

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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.