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Finding the Fourth Proportional to 22,259.51, 33,406.19 and 8,232.81

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Solution

The fourth proportional to 22,259.51, 33,406.19 and 8,232.81 is: 12,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.51 : 33,406.19 = 8,232.81 : x
  2. Step 2: Convert to fraction form
    22,259.51/33,406.19 = 8,232.81/x
  3. Step 3: Cross multiply
    22,259.51x = 33,406.19 × 8,232.81
  4. Step 4: Simplify right side
    22,259.51x = 275,026,679.53
  5. Step 5: Solve for x
    x = 275,026,679.53/22,259.51
  6. Step 6: Final answer
    x = 12,355.47

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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.