Home / 37,738.42-52,079.13-20,744.40

Finding the Fourth Proportional to 37,738.42, 52,079.13 and 20,744.40

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Solution

The fourth proportional to 37,738.42, 52,079.13 and 20,744.40 is: 28,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,738.42 : 52,079.13 = 20,744.40 : x
  2. Step 2: Convert to fraction form
    37,738.42/52,079.13 = 20,744.40/x
  3. Step 3: Cross multiply
    37,738.42x = 52,079.13 × 20,744.40
  4. Step 4: Simplify right side
    37,738.42x = 1,080,350,499.67
  5. Step 5: Solve for x
    x = 1,080,350,499.67/37,738.42
  6. Step 6: Final answer
    x = 28,627.34

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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.