Home / 19,619.74-27,074.68-10,667.04

Finding the Fourth Proportional to 19,619.74, 27,074.68 and 10,667.04

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Solution

The fourth proportional to 19,619.74, 27,074.68 and 10,667.04 is: 14,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.74 : 27,074.68 = 10,667.04 : x
  2. Step 2: Convert to fraction form
    19,619.74/27,074.68 = 10,667.04/x
  3. Step 3: Cross multiply
    19,619.74x = 27,074.68 × 10,667.04
  4. Step 4: Simplify right side
    19,619.74x = 288,806,694.55
  5. Step 5: Solve for x
    x = 288,806,694.55/19,619.74
  6. Step 6: Final answer
    x = 14,720.21

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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.