Home / 37,536.34-56,255.28-20,887.78

Finding the Fourth Proportional to 37,536.34, 56,255.28 and 20,887.78

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Solution

The fourth proportional to 37,536.34, 56,255.28 and 20,887.78 is: 31,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,536.34 : 56,255.28 = 20,887.78 : x
  2. Step 2: Convert to fraction form
    37,536.34/56,255.28 = 20,887.78/x
  3. Step 3: Cross multiply
    37,536.34x = 56,255.28 × 20,887.78
  4. Step 4: Simplify right side
    37,536.34x = 1,175,047,912.48
  5. Step 5: Solve for x
    x = 1,175,047,912.48/37,536.34
  6. Step 6: Final answer
    x = 31,304.28

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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.