Home / 31,853.45-43,953.94-17,510.92

Finding the Fourth Proportional to 31,853.45, 43,953.94 and 17,510.92

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Solution

The fourth proportional to 31,853.45, 43,953.94 and 17,510.92 is: 24,162.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.45 : 43,953.94 = 17,510.92 : x
  2. Step 2: Convert to fraction form
    31,853.45/43,953.94 = 17,510.92/x
  3. Step 3: Cross multiply
    31,853.45x = 43,953.94 × 17,510.92
  4. Step 4: Simplify right side
    31,853.45x = 769,673,707.26
  5. Step 5: Solve for x
    x = 769,673,707.26/31,853.45
  6. Step 6: Final answer
    x = 24,162.96

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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.