Home / 13,042.07-19,564.66-4,154.28

Finding the Fourth Proportional to 13,042.07, 19,564.66 and 4,154.28

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Solution

The fourth proportional to 13,042.07, 19,564.66 and 4,154.28 is: 6,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.07 : 19,564.66 = 4,154.28 : x
  2. Step 2: Convert to fraction form
    13,042.07/19,564.66 = 4,154.28/x
  3. Step 3: Cross multiply
    13,042.07x = 19,564.66 × 4,154.28
  4. Step 4: Simplify right side
    13,042.07x = 81,277,067.59
  5. Step 5: Solve for x
    x = 81,277,067.59/13,042.07
  6. Step 6: Final answer
    x = 6,231.91

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1.5x scale

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.