Home / 20,768.41-28,667.24-16,527.25

Finding the Fourth Proportional to 20,768.41, 28,667.24 and 16,527.25

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Solution

The fourth proportional to 20,768.41, 28,667.24 and 16,527.25 is: 22,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,768.41 : 28,667.24 = 16,527.25 : x
  2. Step 2: Convert to fraction form
    20,768.41/28,667.24 = 16,527.25/x
  3. Step 3: Cross multiply
    20,768.41x = 28,667.24 × 16,527.25
  4. Step 4: Simplify right side
    20,768.41x = 473,790,642.29
  5. Step 5: Solve for x
    x = 473,790,642.29/20,768.41
  6. Step 6: Final answer
    x = 22,813.04

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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.