Home / 31,520.58-43,498.26-17,181.24

Finding the Fourth Proportional to 31,520.58, 43,498.26 and 17,181.24

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Solution

The fourth proportional to 31,520.58, 43,498.26 and 17,181.24 is: 23,710.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,520.58 : 43,498.26 = 17,181.24 : x
  2. Step 2: Convert to fraction form
    31,520.58/43,498.26 = 17,181.24/x
  3. Step 3: Cross multiply
    31,520.58x = 43,498.26 × 17,181.24
  4. Step 4: Simplify right side
    31,520.58x = 747,354,044.64
  5. Step 5: Solve for x
    x = 747,354,044.64/31,520.58
  6. Step 6: Final answer
    x = 23,710.03

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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.