Home / 54,976.02-82,408.64-21,683.22

Finding the Fourth Proportional to 54,976.02, 82,408.64 and 21,683.22

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Solution

The fourth proportional to 54,976.02, 82,408.64 and 21,683.22 is: 32,502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,976.02 : 82,408.64 = 21,683.22 : x
  2. Step 2: Convert to fraction form
    54,976.02/82,408.64 = 21,683.22/x
  3. Step 3: Cross multiply
    54,976.02x = 82,408.64 × 21,683.22
  4. Step 4: Simplify right side
    54,976.02x = 1,786,884,562.60
  5. Step 5: Solve for x
    x = 1,786,884,562.60/54,976.02
  6. Step 6: Final answer
    x = 32,502.98

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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.