Home / 31,880.64-43,995.84-17,733.48

Finding the Fourth Proportional to 31,880.64, 43,995.84 and 17,733.48

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Solution

The fourth proportional to 31,880.64, 43,995.84 and 17,733.48 is: 24,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,880.64 : 43,995.84 = 17,733.48 : x
  2. Step 2: Convert to fraction form
    31,880.64/43,995.84 = 17,733.48/x
  3. Step 3: Cross multiply
    31,880.64x = 43,995.84 × 17,733.48
  4. Step 4: Simplify right side
    31,880.64x = 780,199,348.72
  5. Step 5: Solve for x
    x = 780,199,348.72/31,880.64
  6. Step 6: Final answer
    x = 24,472.51

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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.