Home / 36,853.24-50,857.64-20,938.56

Finding the Fourth Proportional to 36,853.24, 50,857.64 and 20,938.56

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Solution

The fourth proportional to 36,853.24, 50,857.64 and 20,938.56 is: 28,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,853.24 : 50,857.64 = 20,938.56 : x
  2. Step 2: Convert to fraction form
    36,853.24/50,857.64 = 20,938.56/x
  3. Step 3: Cross multiply
    36,853.24x = 50,857.64 × 20,938.56
  4. Step 4: Simplify right side
    36,853.24x = 1,064,885,746.60
  5. Step 5: Solve for x
    x = 1,064,885,746.60/36,853.24
  6. Step 6: Final answer
    x = 28,895.31

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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.