Home / 27,748.32-41,613.84-9,276

Finding the Fourth Proportional to 27,748.32, 41,613.84 and 9,276

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Solution

The fourth proportional to 27,748.32, 41,613.84 and 9,276 is: 13,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,748.32 : 41,613.84 = 9,276 : x
  2. Step 2: Convert to fraction form
    27,748.32/41,613.84 = 9,276/x
  3. Step 3: Cross multiply
    27,748.32x = 41,613.84 × 9,276
  4. Step 4: Simplify right side
    27,748.32x = 386,009,979.84
  5. Step 5: Solve for x
    x = 386,009,979.84/27,748.32
  6. Step 6: Final answer
    x = 13,911.11

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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.