Home / 26,538.88-36,624.72-15,924.64

Finding the Fourth Proportional to 26,538.88, 36,624.72 and 15,924.64

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Solution

The fourth proportional to 26,538.88, 36,624.72 and 15,924.64 is: 21,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.88 : 36,624.72 = 15,924.64 : x
  2. Step 2: Convert to fraction form
    26,538.88/36,624.72 = 15,924.64/x
  3. Step 3: Cross multiply
    26,538.88x = 36,624.72 × 15,924.64
  4. Step 4: Simplify right side
    26,538.88x = 583,235,481.10
  5. Step 5: Solve for x
    x = 583,235,481.10/26,538.88
  6. Step 6: Final answer
    x = 21,976.64

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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.