Home / 27,721.54-41,557.66-10,187.27

Finding the Fourth Proportional to 27,721.54, 41,557.66 and 10,187.27

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Solution

The fourth proportional to 27,721.54, 41,557.66 and 10,187.27 is: 15,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721.54 : 41,557.66 = 10,187.27 : x
  2. Step 2: Convert to fraction form
    27,721.54/41,557.66 = 10,187.27/x
  3. Step 3: Cross multiply
    27,721.54x = 41,557.66 × 10,187.27
  4. Step 4: Simplify right side
    27,721.54x = 423,359,025.57
  5. Step 5: Solve for x
    x = 423,359,025.57/27,721.54
  6. Step 6: Final answer
    x = 15,271.84

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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.