Home / 47,966.39-71,908.55-18,405.44

Finding the Fourth Proportional to 47,966.39, 71,908.55 and 18,405.44

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Solution

The fourth proportional to 47,966.39, 71,908.55 and 18,405.44 is: 27,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.39 : 71,908.55 = 18,405.44 : x
  2. Step 2: Convert to fraction form
    47,966.39/71,908.55 = 18,405.44/x
  3. Step 3: Cross multiply
    47,966.39x = 71,908.55 × 18,405.44
  4. Step 4: Simplify right side
    47,966.39x = 1,323,508,502.51
  5. Step 5: Solve for x
    x = 1,323,508,502.51/47,966.39
  6. Step 6: Final answer
    x = 27,592.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.