Home / 29,306.79-43,962.26-11,776.64

Finding the Fourth Proportional to 29,306.79, 43,962.26 and 11,776.64

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Solution

The fourth proportional to 29,306.79, 43,962.26 and 11,776.64 is: 17,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,306.79 : 43,962.26 = 11,776.64 : x
  2. Step 2: Convert to fraction form
    29,306.79/43,962.26 = 11,776.64/x
  3. Step 3: Cross multiply
    29,306.79x = 43,962.26 × 11,776.64
  4. Step 4: Simplify right side
    29,306.79x = 517,727,430.91
  5. Step 5: Solve for x
    x = 517,727,430.91/29,306.79
  6. Step 6: Final answer
    x = 17,665.78

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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.