Home / 43,904.93-65,872.17-13,924.08

Finding the Fourth Proportional to 43,904.93, 65,872.17 and 13,924.08

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Solution

The fourth proportional to 43,904.93, 65,872.17 and 13,924.08 is: 20,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,904.93 : 65,872.17 = 13,924.08 : x
  2. Step 2: Convert to fraction form
    43,904.93/65,872.17 = 13,924.08/x
  3. Step 3: Cross multiply
    43,904.93x = 65,872.17 × 13,924.08
  4. Step 4: Simplify right side
    43,904.93x = 917,209,364.85
  5. Step 5: Solve for x
    x = 917,209,364.85/43,904.93
  6. Step 6: Final answer
    x = 20,890.81

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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.