Home / 26,108.26-36,016.05-16,666.90

Finding the Fourth Proportional to 26,108.26, 36,016.05 and 16,666.90

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Solution

The fourth proportional to 26,108.26, 36,016.05 and 16,666.90 is: 22,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.26 : 36,016.05 = 16,666.90 : x
  2. Step 2: Convert to fraction form
    26,108.26/36,016.05 = 16,666.90/x
  3. Step 3: Cross multiply
    26,108.26x = 36,016.05 × 16,666.90
  4. Step 4: Simplify right side
    26,108.26x = 600,275,903.75
  5. Step 5: Solve for x
    x = 600,275,903.75/26,108.26
  6. Step 6: Final answer
    x = 22,991.80

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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.