Home / 47,423.10-71,171.28-17,867.82

Finding the Fourth Proportional to 47,423.10, 71,171.28 and 17,867.82

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Solution

The fourth proportional to 47,423.10, 71,171.28 and 17,867.82 is: 26,815.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,423.10 : 71,171.28 = 17,867.82 : x
  2. Step 2: Convert to fraction form
    47,423.10/71,171.28 = 17,867.82/x
  3. Step 3: Cross multiply
    47,423.10x = 71,171.28 × 17,867.82
  4. Step 4: Simplify right side
    47,423.10x = 1,271,675,620.21
  5. Step 5: Solve for x
    x = 1,271,675,620.21/47,423.10
  6. Step 6: Final answer
    x = 26,815.53

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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.