Home / 30,025-41,444.22-18,847

Finding the Fourth Proportional to 30,025, 41,444.22 and 18,847

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Solution

The fourth proportional to 30,025, 41,444.22 and 18,847 is: 26,014.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025 : 41,444.22 = 18,847 : x
  2. Step 2: Convert to fraction form
    30,025/41,444.22 = 18,847/x
  3. Step 3: Cross multiply
    30,025x = 41,444.22 × 18,847
  4. Step 4: Simplify right side
    30,025x = 781,099,214.34
  5. Step 5: Solve for x
    x = 781,099,214.34/30,025
  6. Step 6: Final answer
    x = 26,014.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.