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Finding the Fourth Proportional to 32,485.02, 48,793.05 and 19,363.02

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Solution

The fourth proportional to 32,485.02, 48,793.05 and 19,363.02 is: 29,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.02 : 48,793.05 = 19,363.02 : x
  2. Step 2: Convert to fraction form
    32,485.02/48,793.05 = 19,363.02/x
  3. Step 3: Cross multiply
    32,485.02x = 48,793.05 × 19,363.02
  4. Step 4: Simplify right side
    32,485.02x = 944,780,803.01
  5. Step 5: Solve for x
    x = 944,780,803.01/32,485.02
  6. Step 6: Final answer
    x = 29,083.58

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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.