Home / 36,628.47-54,909.90-13,249.44

Finding the Fourth Proportional to 36,628.47, 54,909.90 and 13,249.44

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Solution

The fourth proportional to 36,628.47, 54,909.90 and 13,249.44 is: 19,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.47 : 54,909.90 = 13,249.44 : x
  2. Step 2: Convert to fraction form
    36,628.47/54,909.90 = 13,249.44/x
  3. Step 3: Cross multiply
    36,628.47x = 54,909.90 × 13,249.44
  4. Step 4: Simplify right side
    36,628.47x = 727,525,425.46
  5. Step 5: Solve for x
    x = 727,525,425.46/36,628.47
  6. Step 6: Final answer
    x = 19,862.29

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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.