Home / 37,020.71-55,536.33-13,645.32

Finding the Fourth Proportional to 37,020.71, 55,536.33 and 13,645.32

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Solution

The fourth proportional to 37,020.71, 55,536.33 and 13,645.32 is: 20,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,020.71 : 55,536.33 = 13,645.32 : x
  2. Step 2: Convert to fraction form
    37,020.71/55,536.33 = 13,645.32/x
  3. Step 3: Cross multiply
    37,020.71x = 55,536.33 × 13,645.32
  4. Step 4: Simplify right side
    37,020.71x = 757,810,994.48
  5. Step 5: Solve for x
    x = 757,810,994.48/37,020.71
  6. Step 6: Final answer
    x = 20,469.92

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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.