Home / 31,671.40-43,707.22-17,525.24

Finding the Fourth Proportional to 31,671.40, 43,707.22 and 17,525.24

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Solution

The fourth proportional to 31,671.40, 43,707.22 and 17,525.24 is: 24,185.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,671.40 : 43,707.22 = 17,525.24 : x
  2. Step 2: Convert to fraction form
    31,671.40/43,707.22 = 17,525.24/x
  3. Step 3: Cross multiply
    31,671.40x = 43,707.22 × 17,525.24
  4. Step 4: Simplify right side
    31,671.40x = 765,979,520.23
  5. Step 5: Solve for x
    x = 765,979,520.23/31,671.40
  6. Step 6: Final answer
    x = 24,185.21

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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.