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Finding the Fourth Proportional to 22,410.80, 33,631.68 and 9,263.24

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Solution

The fourth proportional to 22,410.80, 33,631.68 and 9,263.24 is: 13,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410.80 : 33,631.68 = 9,263.24 : x
  2. Step 2: Convert to fraction form
    22,410.80/33,631.68 = 9,263.24/x
  3. Step 3: Cross multiply
    22,410.80x = 33,631.68 × 9,263.24
  4. Step 4: Simplify right side
    22,410.80x = 311,538,323.44
  5. Step 5: Solve for x
    x = 311,538,323.44/22,410.80
  6. Step 6: Final answer
    x = 13,901.26

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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.