Home / 23,939.60-33,035.39-13,730.11

Finding the Fourth Proportional to 23,939.60, 33,035.39 and 13,730.11

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Solution

The fourth proportional to 23,939.60, 33,035.39 and 13,730.11 is: 18,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.60 : 33,035.39 = 13,730.11 : x
  2. Step 2: Convert to fraction form
    23,939.60/33,035.39 = 13,730.11/x
  3. Step 3: Cross multiply
    23,939.60x = 33,035.39 × 13,730.11
  4. Step 4: Simplify right side
    23,939.60x = 453,579,538.59
  5. Step 5: Solve for x
    x = 453,579,538.59/23,939.60
  6. Step 6: Final answer
    x = 18,946.83

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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.