Home / 27,479.79-41,137.67-27,009.59

Finding the Fourth Proportional to 27,479.79, 41,137.67 and 27,009.59

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Solution

The fourth proportional to 27,479.79, 41,137.67 and 27,009.59 is: 40,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,479.79 : 41,137.67 = 27,009.59 : x
  2. Step 2: Convert to fraction form
    27,479.79/41,137.67 = 27,009.59/x
  3. Step 3: Cross multiply
    27,479.79x = 41,137.67 × 27,009.59
  4. Step 4: Simplify right side
    27,479.79x = 1,111,111,462.09
  5. Step 5: Solve for x
    x = 1,111,111,462.09/27,479.79
  6. Step 6: Final answer
    x = 40,433.77

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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.