Home / 31,827.36-43,914.48-19,251.84

Finding the Fourth Proportional to 31,827.36, 43,914.48 and 19,251.84

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Solution

The fourth proportional to 31,827.36, 43,914.48 and 19,251.84 is: 26,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,827.36 : 43,914.48 = 19,251.84 : x
  2. Step 2: Convert to fraction form
    31,827.36/43,914.48 = 19,251.84/x
  3. Step 3: Cross multiply
    31,827.36x = 43,914.48 × 19,251.84
  4. Step 4: Simplify right side
    31,827.36x = 845,434,542.64
  5. Step 5: Solve for x
    x = 845,434,542.64/31,827.36
  6. Step 6: Final answer
    x = 26,563.14

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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.