Home / 14,293.00-21,439.92-12,199.80

Finding the Fourth Proportional to 14,293.00, 21,439.92 and 12,199.80

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Solution

The fourth proportional to 14,293.00, 21,439.92 and 12,199.80 is: 18,300.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.00 : 21,439.92 = 12,199.80 : x
  2. Step 2: Convert to fraction form
    14,293.00/21,439.92 = 12,199.80/x
  3. Step 3: Cross multiply
    14,293.00x = 21,439.92 × 12,199.80
  4. Step 4: Simplify right side
    14,293.00x = 261,562,862.16
  5. Step 5: Solve for x
    x = 261,562,862.16/14,293.00
  6. Step 6: Final answer
    x = 18,300.07

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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.