Home / 27,636.06-41,448.18-7,909.32

Finding the Fourth Proportional to 27,636.06, 41,448.18 and 7,909.32

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Solution

The fourth proportional to 27,636.06, 41,448.18 and 7,909.32 is: 11,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.06 : 41,448.18 = 7,909.32 : x
  2. Step 2: Convert to fraction form
    27,636.06/41,448.18 = 7,909.32/x
  3. Step 3: Cross multiply
    27,636.06x = 41,448.18 × 7,909.32
  4. Step 4: Simplify right side
    27,636.06x = 327,826,919.04
  5. Step 5: Solve for x
    x = 327,826,919.04/27,636.06
  6. Step 6: Final answer
    x = 11,862.29

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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.