Home / 19,003.92-26,223.66-11,918.04

Finding the Fourth Proportional to 19,003.92, 26,223.66 and 11,918.04

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Solution

The fourth proportional to 19,003.92, 26,223.66 and 11,918.04 is: 16,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.92 : 26,223.66 = 11,918.04 : x
  2. Step 2: Convert to fraction form
    19,003.92/26,223.66 = 11,918.04/x
  3. Step 3: Cross multiply
    19,003.92x = 26,223.66 × 11,918.04
  4. Step 4: Simplify right side
    19,003.92x = 312,534,628.83
  5. Step 5: Solve for x
    x = 312,534,628.83/19,003.92
  6. Step 6: Final answer
    x = 16,445.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.