Home / 54,940.17-82,354.22-21,646.74

Finding the Fourth Proportional to 54,940.17, 82,354.22 and 21,646.74

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Solution

The fourth proportional to 54,940.17, 82,354.22 and 21,646.74 is: 32,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,940.17 : 82,354.22 = 21,646.74 : x
  2. Step 2: Convert to fraction form
    54,940.17/82,354.22 = 21,646.74/x
  3. Step 3: Cross multiply
    54,940.17x = 82,354.22 × 21,646.74
  4. Step 4: Simplify right side
    54,940.17x = 1,782,700,670.01
  5. Step 5: Solve for x
    x = 1,782,700,670.01/54,940.17
  6. Step 6: Final answer
    x = 32,448.03

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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.