Home / 31,529.25-43,510.37-17,383.41

Finding the Fourth Proportional to 31,529.25, 43,510.37 and 17,383.41

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Solution

The fourth proportional to 31,529.25, 43,510.37 and 17,383.41 is: 23,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529.25 : 43,510.37 = 17,383.41 : x
  2. Step 2: Convert to fraction form
    31,529.25/43,510.37 = 17,383.41/x
  3. Step 3: Cross multiply
    31,529.25x = 43,510.37 × 17,383.41
  4. Step 4: Simplify right side
    31,529.25x = 756,358,514.04
  5. Step 5: Solve for x
    x = 756,358,514.04/31,529.25
  6. Step 6: Final answer
    x = 23,989.11

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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.