Home / 43,530.09-65,207.64-22,709.85

Finding the Fourth Proportional to 43,530.09, 65,207.64 and 22,709.85

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Solution

The fourth proportional to 43,530.09, 65,207.64 and 22,709.85 is: 34,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530.09 : 65,207.64 = 22,709.85 : x
  2. Step 2: Convert to fraction form
    43,530.09/65,207.64 = 22,709.85/x
  3. Step 3: Cross multiply
    43,530.09x = 65,207.64 × 22,709.85
  4. Step 4: Simplify right side
    43,530.09x = 1,480,855,723.25
  5. Step 5: Solve for x
    x = 1,480,855,723.25/43,530.09
  6. Step 6: Final answer
    x = 34,019.13

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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.