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Finding the Fourth Proportional to 32,606.56, 48,871.98 and 13,880.68

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Solution

The fourth proportional to 32,606.56, 48,871.98 and 13,880.68 is: 20,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,606.56 : 48,871.98 = 13,880.68 : x
  2. Step 2: Convert to fraction form
    32,606.56/48,871.98 = 13,880.68/x
  3. Step 3: Cross multiply
    32,606.56x = 48,871.98 × 13,880.68
  4. Step 4: Simplify right side
    32,606.56x = 678,376,315.35
  5. Step 5: Solve for x
    x = 678,376,315.35/32,606.56
  6. Step 6: Final answer
    x = 20,804.90

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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.