Home / 31,304.87-43,200.84-16,964.73

Finding the Fourth Proportional to 31,304.87, 43,200.84 and 16,964.73

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Solution

The fourth proportional to 31,304.87, 43,200.84 and 16,964.73 is: 23,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304.87 : 43,200.84 = 16,964.73 : x
  2. Step 2: Convert to fraction form
    31,304.87/43,200.84 = 16,964.73/x
  3. Step 3: Cross multiply
    31,304.87x = 43,200.84 × 16,964.73
  4. Step 4: Simplify right side
    31,304.87x = 732,890,649.99
  5. Step 5: Solve for x
    x = 732,890,649.99/31,304.87
  6. Step 6: Final answer
    x = 23,411.40

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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.