Home / 36,744.18-50,707.20-21,637.50

Finding the Fourth Proportional to 36,744.18, 50,707.20 and 21,637.50

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Solution

The fourth proportional to 36,744.18, 50,707.20 and 21,637.50 is: 29,859.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,744.18 : 50,707.20 = 21,637.50 : x
  2. Step 2: Convert to fraction form
    36,744.18/50,707.20 = 21,637.50/x
  3. Step 3: Cross multiply
    36,744.18x = 50,707.20 × 21,637.50
  4. Step 4: Simplify right side
    36,744.18x = 1,097,177,040
  5. Step 5: Solve for x
    x = 1,097,177,040/36,744.18
  6. Step 6: Final answer
    x = 29,859.89

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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.