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Finding the Fourth Proportional to 32,672.21, 48,884.51 and 19,352.36

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Solution

The fourth proportional to 32,672.21, 48,884.51 and 19,352.36 is: 28,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,672.21 : 48,884.51 = 19,352.36 : x
  2. Step 2: Convert to fraction form
    32,672.21/48,884.51 = 19,352.36/x
  3. Step 3: Cross multiply
    32,672.21x = 48,884.51 × 19,352.36
  4. Step 4: Simplify right side
    32,672.21x = 946,030,294.76
  5. Step 5: Solve for x
    x = 946,030,294.76/32,672.21
  6. Step 6: Final answer
    x = 28,955.20

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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.