Home / 31,966.37-47,963.39-17,157.99

Finding the Fourth Proportional to 31,966.37, 47,963.39 and 17,157.99

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Solution

The fourth proportional to 31,966.37, 47,963.39 and 17,157.99 is: 25,744.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.37 : 47,963.39 = 17,157.99 : x
  2. Step 2: Convert to fraction form
    31,966.37/47,963.39 = 17,157.99/x
  3. Step 3: Cross multiply
    31,966.37x = 47,963.39 × 17,157.99
  4. Step 4: Simplify right side
    31,966.37x = 822,955,280.20
  5. Step 5: Solve for x
    x = 822,955,280.20/31,966.37
  6. Step 6: Final answer
    x = 25,744.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.