Home / 31,785.63-43,863.30-17,445.44

Finding the Fourth Proportional to 31,785.63, 43,863.30 and 17,445.44

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Solution

The fourth proportional to 31,785.63, 43,863.30 and 17,445.44 is: 24,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,785.63 : 43,863.30 = 17,445.44 : x
  2. Step 2: Convert to fraction form
    31,785.63/43,863.30 = 17,445.44/x
  3. Step 3: Cross multiply
    31,785.63x = 43,863.30 × 17,445.44
  4. Step 4: Simplify right side
    31,785.63x = 765,214,678.01
  5. Step 5: Solve for x
    x = 765,214,678.01/31,785.63
  6. Step 6: Final answer
    x = 24,074.24

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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.