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Finding the Fourth Proportional to 22,415.63, 33,623.52 and 9,932.30

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Solution

The fourth proportional to 22,415.63, 33,623.52 and 9,932.30 is: 14,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,415.63 : 33,623.52 = 9,932.30 : x
  2. Step 2: Convert to fraction form
    22,415.63/33,623.52 = 9,932.30/x
  3. Step 3: Cross multiply
    22,415.63x = 33,623.52 × 9,932.30
  4. Step 4: Simplify right side
    22,415.63x = 333,958,887.70
  5. Step 5: Solve for x
    x = 333,958,887.70/22,415.63
  6. Step 6: Final answer
    x = 14,898.48

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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.