Home / 38,910.24-58,365.36-15,536.88

Finding the Fourth Proportional to 38,910.24, 58,365.36 and 15,536.88

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Solution

The fourth proportional to 38,910.24, 58,365.36 and 15,536.88 is: 23,305.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,910.24 : 58,365.36 = 15,536.88 : x
  2. Step 2: Convert to fraction form
    38,910.24/58,365.36 = 15,536.88/x
  3. Step 3: Cross multiply
    38,910.24x = 58,365.36 × 15,536.88
  4. Step 4: Simplify right side
    38,910.24x = 906,815,594.48
  5. Step 5: Solve for x
    x = 906,815,594.48/38,910.24
  6. Step 6: Final answer
    x = 23,305.32

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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.