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Finding the Fourth Proportional to 27,996.96, 41,983.20 and 14,846.40

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Solution

The fourth proportional to 27,996.96, 41,983.20 and 14,846.40 is: 22,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996.96 : 41,983.20 = 14,846.40 : x
  2. Step 2: Convert to fraction form
    27,996.96/41,983.20 = 14,846.40/x
  3. Step 3: Cross multiply
    27,996.96x = 41,983.20 × 14,846.40
  4. Step 4: Simplify right side
    27,996.96x = 623,299,380.48
  5. Step 5: Solve for x
    x = 623,299,380.48/27,996.96
  6. Step 6: Final answer
    x = 22,263.11

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1.5x scale

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.