Home / 19,042.13-28,576.16-11,450.00

Finding the Fourth Proportional to 19,042.13, 28,576.16 and 11,450.00

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Solution

The fourth proportional to 19,042.13, 28,576.16 and 11,450.00 is: 17,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.13 : 28,576.16 = 11,450.00 : x
  2. Step 2: Convert to fraction form
    19,042.13/28,576.16 = 11,450.00/x
  3. Step 3: Cross multiply
    19,042.13x = 28,576.16 × 11,450.00
  4. Step 4: Simplify right side
    19,042.13x = 327,196,831.87
  5. Step 5: Solve for x
    x = 327,196,831.87/19,042.13
  6. Step 6: Final answer
    x = 17,182.79

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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.