Home / 13,955.94-20,934.36-5,073.09

Finding the Fourth Proportional to 13,955.94, 20,934.36 and 5,073.09

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Solution

The fourth proportional to 13,955.94, 20,934.36 and 5,073.09 is: 7,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.94 : 20,934.36 = 5,073.09 : x
  2. Step 2: Convert to fraction form
    13,955.94/20,934.36 = 5,073.09/x
  3. Step 3: Cross multiply
    13,955.94x = 20,934.36 × 5,073.09
  4. Step 4: Simplify right side
    13,955.94x = 106,201,892.37
  5. Step 5: Solve for x
    x = 106,201,892.37/13,955.94
  6. Step 6: Final answer
    x = 7,609.80

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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.