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Finding the Fourth Proportional to 32,302.66, 48,526.89 and 19,163.68

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Solution

The fourth proportional to 32,302.66, 48,526.89 and 19,163.68 is: 28,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,302.66 : 48,526.89 = 19,163.68 : x
  2. Step 2: Convert to fraction form
    32,302.66/48,526.89 = 19,163.68/x
  3. Step 3: Cross multiply
    32,302.66x = 48,526.89 × 19,163.68
  4. Step 4: Simplify right side
    32,302.66x = 929,953,791.36
  5. Step 5: Solve for x
    x = 929,953,791.36/32,302.66
  6. Step 6: Final answer
    x = 28,788.77

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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.