Home / 26,189.80-36,141.42-14,253.34

Finding the Fourth Proportional to 26,189.80, 36,141.42 and 14,253.34

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Solution

The fourth proportional to 26,189.80, 36,141.42 and 14,253.34 is: 19,669.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.80 : 36,141.42 = 14,253.34 : x
  2. Step 2: Convert to fraction form
    26,189.80/36,141.42 = 14,253.34/x
  3. Step 3: Cross multiply
    26,189.80x = 36,141.42 × 14,253.34
  4. Step 4: Simplify right side
    26,189.80x = 515,135,947.34
  5. Step 5: Solve for x
    x = 515,135,947.34/26,189.80
  6. Step 6: Final answer
    x = 19,669.33

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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.