Home / 27,641.39-41,429.27-15,930.41

Finding the Fourth Proportional to 27,641.39, 41,429.27 and 15,930.41

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Solution

The fourth proportional to 27,641.39, 41,429.27 and 15,930.41 is: 23,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,641.39 : 41,429.27 = 15,930.41 : x
  2. Step 2: Convert to fraction form
    27,641.39/41,429.27 = 15,930.41/x
  3. Step 3: Cross multiply
    27,641.39x = 41,429.27 × 15,930.41
  4. Step 4: Simplify right side
    27,641.39x = 659,985,089.78
  5. Step 5: Solve for x
    x = 659,985,089.78/27,641.39
  6. Step 6: Final answer
    x = 23,876.70

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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.