Home / 31,664.16-43,697-17,516.92

Finding the Fourth Proportional to 31,664.16, 43,697 and 17,516.92

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Solution

The fourth proportional to 31,664.16, 43,697 and 17,516.92 is: 24,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,664.16 : 43,697 = 17,516.92 : x
  2. Step 2: Convert to fraction form
    31,664.16/43,697 = 17,516.92/x
  3. Step 3: Cross multiply
    31,664.16x = 43,697 × 17,516.92
  4. Step 4: Simplify right side
    31,664.16x = 765,436,853.24
  5. Step 5: Solve for x
    x = 765,436,853.24/31,664.16
  6. Step 6: Final answer
    x = 24,173.60

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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.