Home / 27,301.32-40,952-7,579.88

Finding the Fourth Proportional to 27,301.32, 40,952 and 7,579.88

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Solution

The fourth proportional to 27,301.32, 40,952 and 7,579.88 is: 11,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.32 : 40,952 = 7,579.88 : x
  2. Step 2: Convert to fraction form
    27,301.32/40,952 = 7,579.88/x
  3. Step 3: Cross multiply
    27,301.32x = 40,952 × 7,579.88
  4. Step 4: Simplify right side
    27,301.32x = 310,411,245.76
  5. Step 5: Solve for x
    x = 310,411,245.76/27,301.32
  6. Step 6: Final answer
    x = 11,369.83

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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.