Home / 54,977.02-82,410.13-21,684.22

Finding the Fourth Proportional to 54,977.02, 82,410.13 and 21,684.22

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Solution

The fourth proportional to 54,977.02, 82,410.13 and 21,684.22 is: 32,504.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,977.02 : 82,410.13 = 21,684.22 : x
  2. Step 2: Convert to fraction form
    54,977.02/82,410.13 = 21,684.22/x
  3. Step 3: Cross multiply
    54,977.02x = 82,410.13 × 21,684.22
  4. Step 4: Simplify right side
    54,977.02x = 1,786,999,389.15
  5. Step 5: Solve for x
    x = 1,786,999,389.15/54,977.02
  6. Step 6: Final answer
    x = 32,504.48

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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.