Home / 13,764.06-20,653.65-7,196.04

Finding the Fourth Proportional to 13,764.06, 20,653.65 and 7,196.04

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Solution

The fourth proportional to 13,764.06, 20,653.65 and 7,196.04 is: 10,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.06 : 20,653.65 = 7,196.04 : x
  2. Step 2: Convert to fraction form
    13,764.06/20,653.65 = 7,196.04/x
  3. Step 3: Cross multiply
    13,764.06x = 20,653.65 × 7,196.04
  4. Step 4: Simplify right side
    13,764.06x = 148,624,491.55
  5. Step 5: Solve for x
    x = 148,624,491.55/13,764.06
  6. Step 6: Final answer
    x = 10,798.01

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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.