Home / 31,855.96-43,962.24-19,104.76

Finding the Fourth Proportional to 31,855.96, 43,962.24 and 19,104.76

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Solution

The fourth proportional to 31,855.96, 43,962.24 and 19,104.76 is: 26,365.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.96 : 43,962.24 = 19,104.76 : x
  2. Step 2: Convert to fraction form
    31,855.96/43,962.24 = 19,104.76/x
  3. Step 3: Cross multiply
    31,855.96x = 43,962.24 × 19,104.76
  4. Step 4: Simplify right side
    31,855.96x = 839,888,044.26
  5. Step 5: Solve for x
    x = 839,888,044.26/31,855.96
  6. Step 6: Final answer
    x = 26,365.18

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Double scale
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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.