Home / 38,736.88-58,086.14-13,773.20

Finding the Fourth Proportional to 38,736.88, 58,086.14 and 13,773.20

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Solution

The fourth proportional to 38,736.88, 58,086.14 and 13,773.20 is: 20,652.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,736.88 : 58,086.14 = 13,773.20 : x
  2. Step 2: Convert to fraction form
    38,736.88/58,086.14 = 13,773.20/x
  3. Step 3: Cross multiply
    38,736.88x = 58,086.14 × 13,773.20
  4. Step 4: Simplify right side
    38,736.88x = 800,032,023.45
  5. Step 5: Solve for x
    x = 800,032,023.45/38,736.88
  6. Step 6: Final answer
    x = 20,652.98

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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.