Home / 31,817.49-43,906.93-17,671.24

Finding the Fourth Proportional to 31,817.49, 43,906.93 and 17,671.24

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Solution

The fourth proportional to 31,817.49, 43,906.93 and 17,671.24 is: 24,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817.49 : 43,906.93 = 17,671.24 : x
  2. Step 2: Convert to fraction form
    31,817.49/43,906.93 = 17,671.24/x
  3. Step 3: Cross multiply
    31,817.49x = 43,906.93 × 17,671.24
  4. Step 4: Simplify right side
    31,817.49x = 775,889,897.69
  5. Step 5: Solve for x
    x = 775,889,897.69/31,817.49
  6. Step 6: Final answer
    x = 24,385.64

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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.