Home / 38,487.44-57,739.27-14,471.90

Finding the Fourth Proportional to 38,487.44, 57,739.27 and 14,471.90

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Solution

The fourth proportional to 38,487.44, 57,739.27 and 14,471.90 is: 21,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.44 : 57,739.27 = 14,471.90 : x
  2. Step 2: Convert to fraction form
    38,487.44/57,739.27 = 14,471.90/x
  3. Step 3: Cross multiply
    38,487.44x = 57,739.27 × 14,471.90
  4. Step 4: Simplify right side
    38,487.44x = 835,596,652.82
  5. Step 5: Solve for x
    x = 835,596,652.82/38,487.44
  6. Step 6: Final answer
    x = 21,710.89

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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.