Home / 14,179.76-21,264.12-5,861.12

Finding the Fourth Proportional to 14,179.76, 21,264.12 and 5,861.12

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Solution

The fourth proportional to 14,179.76, 21,264.12 and 5,861.12 is: 8,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179.76 : 21,264.12 = 5,861.12 : x
  2. Step 2: Convert to fraction form
    14,179.76/21,264.12 = 5,861.12/x
  3. Step 3: Cross multiply
    14,179.76x = 21,264.12 × 5,861.12
  4. Step 4: Simplify right side
    14,179.76x = 124,631,559.01
  5. Step 5: Solve for x
    x = 124,631,559.01/14,179.76
  6. Step 6: Final answer
    x = 8,789.40

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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.