Home / 31,977.58-47,970.45-17,166.18

Finding the Fourth Proportional to 31,977.58, 47,970.45 and 17,166.18

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Solution

The fourth proportional to 31,977.58, 47,970.45 and 17,166.18 is: 25,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,977.58 : 47,970.45 = 17,166.18 : x
  2. Step 2: Convert to fraction form
    31,977.58/47,970.45 = 17,166.18/x
  3. Step 3: Cross multiply
    31,977.58x = 47,970.45 × 17,166.18
  4. Step 4: Simplify right side
    31,977.58x = 823,469,379.38
  5. Step 5: Solve for x
    x = 823,469,379.38/31,977.58
  6. Step 6: Final answer
    x = 25,751.46

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1.5x scale

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.