Home / 31,805.04-43,891.56-17,464.80

Finding the Fourth Proportional to 31,805.04, 43,891.56 and 17,464.80

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Solution

The fourth proportional to 31,805.04, 43,891.56 and 17,464.80 is: 24,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,805.04 : 43,891.56 = 17,464.80 : x
  2. Step 2: Convert to fraction form
    31,805.04/43,891.56 = 17,464.80/x
  3. Step 3: Cross multiply
    31,805.04x = 43,891.56 × 17,464.80
  4. Step 4: Simplify right side
    31,805.04x = 766,557,317.09
  5. Step 5: Solve for x
    x = 766,557,317.09/31,805.04
  6. Step 6: Final answer
    x = 24,101.76

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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.