Home / 54,062.01-81,103.92-19,004.40

Finding the Fourth Proportional to 54,062.01, 81,103.92 and 19,004.40

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Solution

The fourth proportional to 54,062.01, 81,103.92 and 19,004.40 is: 28,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,062.01 : 81,103.92 = 19,004.40 : x
  2. Step 2: Convert to fraction form
    54,062.01/81,103.92 = 19,004.40/x
  3. Step 3: Cross multiply
    54,062.01x = 81,103.92 × 19,004.40
  4. Step 4: Simplify right side
    54,062.01x = 1,541,331,337.25
  5. Step 5: Solve for x
    x = 1,541,331,337.25/54,062.01
  6. Step 6: Final answer
    x = 28,510.43

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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.