Home / 33,214.52-45,835.11-18,107.47

Finding the Fourth Proportional to 33,214.52, 45,835.11 and 18,107.47

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Solution

The fourth proportional to 33,214.52, 45,835.11 and 18,107.47 is: 24,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214.52 : 45,835.11 = 18,107.47 : x
  2. Step 2: Convert to fraction form
    33,214.52/45,835.11 = 18,107.47/x
  3. Step 3: Cross multiply
    33,214.52x = 45,835.11 × 18,107.47
  4. Step 4: Simplify right side
    33,214.52x = 829,957,936.57
  5. Step 5: Solve for x
    x = 829,957,936.57/33,214.52
  6. Step 6: Final answer
    x = 24,987.80

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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.