Home / 43,818.45-65,730.03-14,234.10

Finding the Fourth Proportional to 43,818.45, 65,730.03 and 14,234.10

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Solution

The fourth proportional to 43,818.45, 65,730.03 and 14,234.10 is: 21,351.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,818.45 : 65,730.03 = 14,234.10 : x
  2. Step 2: Convert to fraction form
    43,818.45/65,730.03 = 14,234.10/x
  3. Step 3: Cross multiply
    43,818.45x = 65,730.03 × 14,234.10
  4. Step 4: Simplify right side
    43,818.45x = 935,607,820.02
  5. Step 5: Solve for x
    x = 935,607,820.02/43,818.45
  6. Step 6: Final answer
    x = 21,351.92

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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.