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Finding the Fourth Proportional to 16,608.36, 22,914.90 and 9,532.20

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Solution

The fourth proportional to 16,608.36, 22,914.90 and 9,532.20 is: 13,151.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608.36 : 22,914.90 = 9,532.20 : x
  2. Step 2: Convert to fraction form
    16,608.36/22,914.90 = 9,532.20/x
  3. Step 3: Cross multiply
    16,608.36x = 22,914.90 × 9,532.20
  4. Step 4: Simplify right side
    16,608.36x = 218,429,409.78
  5. Step 5: Solve for x
    x = 218,429,409.78/16,608.36
  6. Step 6: Final answer
    x = 13,151.77

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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.