Home / 54,775.16-82,168.52-17,340.40

Finding the Fourth Proportional to 54,775.16, 82,168.52 and 17,340.40

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Solution

The fourth proportional to 54,775.16, 82,168.52 and 17,340.40 is: 26,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,775.16 : 82,168.52 = 17,340.40 : x
  2. Step 2: Convert to fraction form
    54,775.16/82,168.52 = 17,340.40/x
  3. Step 3: Cross multiply
    54,775.16x = 82,168.52 × 17,340.40
  4. Step 4: Simplify right side
    54,775.16x = 1,424,835,004.21
  5. Step 5: Solve for x
    x = 1,424,835,004.21/54,775.16
  6. Step 6: Final answer
    x = 26,012.43

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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.