Home / 14,563.94-20,097.75-8,190.80

Finding the Fourth Proportional to 14,563.94, 20,097.75 and 8,190.80

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Solution

The fourth proportional to 14,563.94, 20,097.75 and 8,190.80 is: 11,303.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.94 : 20,097.75 = 8,190.80 : x
  2. Step 2: Convert to fraction form
    14,563.94/20,097.75 = 8,190.80/x
  3. Step 3: Cross multiply
    14,563.94x = 20,097.75 × 8,190.80
  4. Step 4: Simplify right side
    14,563.94x = 164,616,700.94
  5. Step 5: Solve for x
    x = 164,616,700.94/14,563.94
  6. Step 6: Final answer
    x = 11,303.04

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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.