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Finding the Fourth Proportional to 32,365.96, 44,664.72 and 18,218.50

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Solution

The fourth proportional to 32,365.96, 44,664.72 and 18,218.50 is: 25,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,365.96 : 44,664.72 = 18,218.50 : x
  2. Step 2: Convert to fraction form
    32,365.96/44,664.72 = 18,218.50/x
  3. Step 3: Cross multiply
    32,365.96x = 44,664.72 × 18,218.50
  4. Step 4: Simplify right side
    32,365.96x = 813,724,201.32
  5. Step 5: Solve for x
    x = 813,724,201.32/32,365.96
  6. Step 6: Final answer
    x = 25,141.36

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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.