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Finding the Fourth Proportional to 23,991.84, 35,992.08 and 11,501.28

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Solution

The fourth proportional to 23,991.84, 35,992.08 and 11,501.28 is: 17,253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.84 : 35,992.08 = 11,501.28 : x
  2. Step 2: Convert to fraction form
    23,991.84/35,992.08 = 11,501.28/x
  3. Step 3: Cross multiply
    23,991.84x = 35,992.08 × 11,501.28
  4. Step 4: Simplify right side
    23,991.84x = 413,954,989.86
  5. Step 5: Solve for x
    x = 413,954,989.86/23,991.84
  6. Step 6: Final answer
    x = 17,253.99

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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.