Home / 39,561.72-54,609-24,465.96

Finding the Fourth Proportional to 39,561.72, 54,609 and 24,465.96

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Solution

The fourth proportional to 39,561.72, 54,609 and 24,465.96 is: 33,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,561.72 : 54,609 = 24,465.96 : x
  2. Step 2: Convert to fraction form
    39,561.72/54,609 = 24,465.96/x
  3. Step 3: Cross multiply
    39,561.72x = 54,609 × 24,465.96
  4. Step 4: Simplify right side
    39,561.72x = 1,336,061,609.64
  5. Step 5: Solve for x
    x = 1,336,061,609.64/39,561.72
  6. Step 6: Final answer
    x = 33,771.58

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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.