Home / 26,305.68-36,309.96-18,350.64

Finding the Fourth Proportional to 26,305.68, 36,309.96 and 18,350.64

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Solution

The fourth proportional to 26,305.68, 36,309.96 and 18,350.64 is: 25,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,305.68 : 36,309.96 = 18,350.64 : x
  2. Step 2: Convert to fraction form
    26,305.68/36,309.96 = 18,350.64/x
  3. Step 3: Cross multiply
    26,305.68x = 36,309.96 × 18,350.64
  4. Step 4: Simplify right side
    26,305.68x = 666,311,004.37
  5. Step 5: Solve for x
    x = 666,311,004.37/26,305.68
  6. Step 6: Final answer
    x = 25,329.55

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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.