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Finding the Fourth Proportional to 32,607.56, 48,873.48 and 13,881.68

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Solution

The fourth proportional to 32,607.56, 48,873.48 and 13,881.68 is: 20,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,607.56 : 48,873.48 = 13,881.68 : x
  2. Step 2: Convert to fraction form
    32,607.56/48,873.48 = 13,881.68/x
  3. Step 3: Cross multiply
    32,607.56x = 48,873.48 × 13,881.68
  4. Step 4: Simplify right side
    32,607.56x = 678,446,009.85
  5. Step 5: Solve for x
    x = 678,446,009.85/32,607.56
  6. Step 6: Final answer
    x = 20,806.40

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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.