Home / 27,665.01-41,509.67-10,139.85

Finding the Fourth Proportional to 27,665.01, 41,509.67 and 10,139.85

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Solution

The fourth proportional to 27,665.01, 41,509.67 and 10,139.85 is: 15,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665.01 : 41,509.67 = 10,139.85 : x
  2. Step 2: Convert to fraction form
    27,665.01/41,509.67 = 10,139.85/x
  3. Step 3: Cross multiply
    27,665.01x = 41,509.67 × 10,139.85
  4. Step 4: Simplify right side
    27,665.01x = 420,901,776.65
  5. Step 5: Solve for x
    x = 420,901,776.65/27,665.01
  6. Step 6: Final answer
    x = 15,214.23

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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.