Home / 45,422.93-68,134.64-13,833.27

Finding the Fourth Proportional to 45,422.93, 68,134.64 and 13,833.27

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Solution

The fourth proportional to 45,422.93, 68,134.64 and 13,833.27 is: 20,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,422.93 : 68,134.64 = 13,833.27 : x
  2. Step 2: Convert to fraction form
    45,422.93/68,134.64 = 13,833.27/x
  3. Step 3: Cross multiply
    45,422.93x = 68,134.64 × 13,833.27
  4. Step 4: Simplify right side
    45,422.93x = 942,524,802.31
  5. Step 5: Solve for x
    x = 942,524,802.31/45,422.93
  6. Step 6: Final answer
    x = 20,749.98

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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.