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Finding the Fourth Proportional to 27,967.92, 38,593.44 and 17,353.68

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Solution

The fourth proportional to 27,967.92, 38,593.44 and 17,353.68 is: 23,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,967.92 : 38,593.44 = 17,353.68 : x
  2. Step 2: Convert to fraction form
    27,967.92/38,593.44 = 17,353.68/x
  3. Step 3: Cross multiply
    27,967.92x = 38,593.44 × 17,353.68
  4. Step 4: Simplify right side
    27,967.92x = 669,738,207.86
  5. Step 5: Solve for x
    x = 669,738,207.86/27,967.92
  6. Step 6: Final answer
    x = 23,946.66

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1.5x scale

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.