Home / 43,658.08-65,499.20-17,381.28

Finding the Fourth Proportional to 43,658.08, 65,499.20 and 17,381.28

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Solution

The fourth proportional to 43,658.08, 65,499.20 and 17,381.28 is: 26,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,658.08 : 65,499.20 = 17,381.28 : x
  2. Step 2: Convert to fraction form
    43,658.08/65,499.20 = 17,381.28/x
  3. Step 3: Cross multiply
    43,658.08x = 65,499.20 × 17,381.28
  4. Step 4: Simplify right side
    43,658.08x = 1,138,459,934.98
  5. Step 5: Solve for x
    x = 1,138,459,934.98/43,658.08
  6. Step 6: Final answer
    x = 26,076.73

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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.