Home / 26,626.26-39,939.60-11,831.22

Finding the Fourth Proportional to 26,626.26, 39,939.60 and 11,831.22

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Solution

The fourth proportional to 26,626.26, 39,939.60 and 11,831.22 is: 17,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,626.26 : 39,939.60 = 11,831.22 : x
  2. Step 2: Convert to fraction form
    26,626.26/39,939.60 = 11,831.22/x
  3. Step 3: Cross multiply
    26,626.26x = 39,939.60 × 11,831.22
  4. Step 4: Simplify right side
    26,626.26x = 472,534,194.31
  5. Step 5: Solve for x
    x = 472,534,194.31/26,626.26
  6. Step 6: Final answer
    x = 17,746.92

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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.