Home / 27,920.10-41,846.06-13,109.24

Finding the Fourth Proportional to 27,920.10, 41,846.06 and 13,109.24

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Solution

The fourth proportional to 27,920.10, 41,846.06 and 13,109.24 is: 19,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,920.10 : 41,846.06 = 13,109.24 : x
  2. Step 2: Convert to fraction form
    27,920.10/41,846.06 = 13,109.24/x
  3. Step 3: Cross multiply
    27,920.10x = 41,846.06 × 13,109.24
  4. Step 4: Simplify right side
    27,920.10x = 548,570,043.59
  5. Step 5: Solve for x
    x = 548,570,043.59/27,920.10
  6. Step 6: Final answer
    x = 19,647.85

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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.