Home / 36,301.24-54,419.05-12,922.21

Finding the Fourth Proportional to 36,301.24, 54,419.05 and 12,922.21

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Solution

The fourth proportional to 36,301.24, 54,419.05 and 12,922.21 is: 19,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301.24 : 54,419.05 = 12,922.21 : x
  2. Step 2: Convert to fraction form
    36,301.24/54,419.05 = 12,922.21/x
  3. Step 3: Cross multiply
    36,301.24x = 54,419.05 × 12,922.21
  4. Step 4: Simplify right side
    36,301.24x = 703,214,341.40
  5. Step 5: Solve for x
    x = 703,214,341.40/36,301.24
  6. Step 6: Final answer
    x = 19,371.64

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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.