Home / 31,519.58-43,504.43-19,591.92

Finding the Fourth Proportional to 31,519.58, 43,504.43 and 19,591.92

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Solution

The fourth proportional to 31,519.58, 43,504.43 and 19,591.92 is: 27,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,519.58 : 43,504.43 = 19,591.92 : x
  2. Step 2: Convert to fraction form
    31,519.58/43,504.43 = 19,591.92/x
  3. Step 3: Cross multiply
    31,519.58x = 43,504.43 × 19,591.92
  4. Step 4: Simplify right side
    31,519.58x = 852,335,214.25
  5. Step 5: Solve for x
    x = 852,335,214.25/31,519.58
  6. Step 6: Final answer
    x = 27,041.46

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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.