Home / 31,214.52-43,078.97-17,069.49

Finding the Fourth Proportional to 31,214.52, 43,078.97 and 17,069.49

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Solution

The fourth proportional to 31,214.52, 43,078.97 and 17,069.49 is: 23,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214.52 : 43,078.97 = 17,069.49 : x
  2. Step 2: Convert to fraction form
    31,214.52/43,078.97 = 17,069.49/x
  3. Step 3: Cross multiply
    31,214.52x = 43,078.97 × 17,069.49
  4. Step 4: Simplify right side
    31,214.52x = 735,336,090.30
  5. Step 5: Solve for x
    x = 735,336,090.30/31,214.52
  6. Step 6: Final answer
    x = 23,557.50

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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.