Home / 38,175.44-57,263.16-19,708.88

Finding the Fourth Proportional to 38,175.44, 57,263.16 and 19,708.88

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Solution

The fourth proportional to 38,175.44, 57,263.16 and 19,708.88 is: 29,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,175.44 : 57,263.16 = 19,708.88 : x
  2. Step 2: Convert to fraction form
    38,175.44/57,263.16 = 19,708.88/x
  3. Step 3: Cross multiply
    38,175.44x = 57,263.16 × 19,708.88
  4. Step 4: Simplify right side
    38,175.44x = 1,128,592,748.86
  5. Step 5: Solve for x
    x = 1,128,592,748.86/38,175.44
  6. Step 6: Final answer
    x = 29,563.32

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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.