Home / 20,002.29-27,599.33-12,045.03

Finding the Fourth Proportional to 20,002.29, 27,599.33 and 12,045.03

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Solution

The fourth proportional to 20,002.29, 27,599.33 and 12,045.03 is: 16,619.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.29 : 27,599.33 = 12,045.03 : x
  2. Step 2: Convert to fraction form
    20,002.29/27,599.33 = 12,045.03/x
  3. Step 3: Cross multiply
    20,002.29x = 27,599.33 × 12,045.03
  4. Step 4: Simplify right side
    20,002.29x = 332,434,697.60
  5. Step 5: Solve for x
    x = 332,434,697.60/20,002.29
  6. Step 6: Final answer
    x = 16,619.83

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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.