Home / 29,544.80-40,786.86-22,815.32

Finding the Fourth Proportional to 29,544.80, 40,786.86 and 22,815.32

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Solution

The fourth proportional to 29,544.80, 40,786.86 and 22,815.32 is: 31,496.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,544.80 : 40,786.86 = 22,815.32 : x
  2. Step 2: Convert to fraction form
    29,544.80/40,786.86 = 22,815.32/x
  3. Step 3: Cross multiply
    29,544.80x = 40,786.86 × 22,815.32
  4. Step 4: Simplify right side
    29,544.80x = 930,565,262.70
  5. Step 5: Solve for x
    x = 930,565,262.70/29,544.80
  6. Step 6: Final answer
    x = 31,496.75

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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.