Home / 47,408.51-71,115.50-17,826.61

Finding the Fourth Proportional to 47,408.51, 71,115.50 and 17,826.61

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Solution

The fourth proportional to 47,408.51, 71,115.50 and 17,826.61 is: 26,740.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,408.51 : 71,115.50 = 17,826.61 : x
  2. Step 2: Convert to fraction form
    47,408.51/71,115.50 = 17,826.61/x
  3. Step 3: Cross multiply
    47,408.51x = 71,115.50 × 17,826.61
  4. Step 4: Simplify right side
    47,408.51x = 1,267,747,927.88
  5. Step 5: Solve for x
    x = 1,267,747,927.88/47,408.51
  6. Step 6: Final answer
    x = 26,740.94

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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.