Home / 26,309.54-36,300.66-16,890.86

Finding the Fourth Proportional to 26,309.54, 36,300.66 and 16,890.86

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Solution

The fourth proportional to 26,309.54, 36,300.66 and 16,890.86 is: 23,305.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.54 : 36,300.66 = 16,890.86 : x
  2. Step 2: Convert to fraction form
    26,309.54/36,300.66 = 16,890.86/x
  3. Step 3: Cross multiply
    26,309.54x = 36,300.66 × 16,890.86
  4. Step 4: Simplify right side
    26,309.54x = 613,149,365.97
  5. Step 5: Solve for x
    x = 613,149,365.97/26,309.54
  6. Step 6: Final answer
    x = 23,305.21

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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.