Home / 47,935.27-71,913.29-18,353.12

Finding the Fourth Proportional to 47,935.27, 71,913.29 and 18,353.12

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Solution

The fourth proportional to 47,935.27, 71,913.29 and 18,353.12 is: 27,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,935.27 : 71,913.29 = 18,353.12 : x
  2. Step 2: Convert to fraction form
    47,935.27/71,913.29 = 18,353.12/x
  3. Step 3: Cross multiply
    47,935.27x = 71,913.29 × 18,353.12
  4. Step 4: Simplify right side
    47,935.27x = 1,319,832,789.63
  5. Step 5: Solve for x
    x = 1,319,832,789.63/47,935.27
  6. Step 6: Final answer
    x = 27,533.65

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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.