Home / 47,793.36-71,685.39-14,513.72

Finding the Fourth Proportional to 47,793.36, 71,685.39 and 14,513.72

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Solution

The fourth proportional to 47,793.36, 71,685.39 and 14,513.72 is: 21,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,793.36 : 71,685.39 = 14,513.72 : x
  2. Step 2: Convert to fraction form
    47,793.36/71,685.39 = 14,513.72/x
  3. Step 3: Cross multiply
    47,793.36x = 71,685.39 × 14,513.72
  4. Step 4: Simplify right side
    47,793.36x = 1,040,421,320.12
  5. Step 5: Solve for x
    x = 1,040,421,320.12/47,793.36
  6. Step 6: Final answer
    x = 21,769.16

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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.