Home / 50,513.91-69,704.43-29,290.88

Finding the Fourth Proportional to 50,513.91, 69,704.43 and 29,290.88

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Solution

The fourth proportional to 50,513.91, 69,704.43 and 29,290.88 is: 40,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,513.91 : 69,704.43 = 29,290.88 : x
  2. Step 2: Convert to fraction form
    50,513.91/69,704.43 = 29,290.88/x
  3. Step 3: Cross multiply
    50,513.91x = 69,704.43 × 29,290.88
  4. Step 4: Simplify right side
    50,513.91x = 2,041,703,746.08
  5. Step 5: Solve for x
    x = 2,041,703,746.08/50,513.91
  6. Step 6: Final answer
    x = 40,418.64

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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.