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Finding the Fourth Proportional to 32,188.64, 44,420.16 and 18,041.54

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Solution

The fourth proportional to 32,188.64, 44,420.16 and 18,041.54 is: 24,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,188.64 : 44,420.16 = 18,041.54 : x
  2. Step 2: Convert to fraction form
    32,188.64/44,420.16 = 18,041.54/x
  3. Step 3: Cross multiply
    32,188.64x = 44,420.16 × 18,041.54
  4. Step 4: Simplify right side
    32,188.64x = 801,408,093.45
  5. Step 5: Solve for x
    x = 801,408,093.45/32,188.64
  6. Step 6: Final answer
    x = 24,897.23

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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.