Home / 47,884.17-71,826.21-12,822.87

Finding the Fourth Proportional to 47,884.17, 71,826.21 and 12,822.87

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Solution

The fourth proportional to 47,884.17, 71,826.21 and 12,822.87 is: 19,234.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,884.17 : 71,826.21 = 12,822.87 : x
  2. Step 2: Convert to fraction form
    47,884.17/71,826.21 = 12,822.87/x
  3. Step 3: Cross multiply
    47,884.17x = 71,826.21 × 12,822.87
  4. Step 4: Simplify right side
    47,884.17x = 921,018,153.42
  5. Step 5: Solve for x
    x = 921,018,153.42/47,884.17
  6. Step 6: Final answer
    x = 19,234.29

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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.