Home / 31,880.38-43,994.80-17,733.22

Finding the Fourth Proportional to 31,880.38, 43,994.80 and 17,733.22

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Solution

The fourth proportional to 31,880.38, 43,994.80 and 17,733.22 is: 24,471.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,880.38 : 43,994.80 = 17,733.22 : x
  2. Step 2: Convert to fraction form
    31,880.38/43,994.80 = 17,733.22/x
  3. Step 3: Cross multiply
    31,880.38x = 43,994.80 × 17,733.22
  4. Step 4: Simplify right side
    31,880.38x = 780,169,467.26
  5. Step 5: Solve for x
    x = 780,169,467.26/31,880.38
  6. Step 6: Final answer
    x = 24,471.77

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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.