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Finding the Fourth Proportional to 32,652.44, 45,065.30 and 19,913.02

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Solution

The fourth proportional to 32,652.44, 45,065.30 and 19,913.02 is: 27,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,652.44 : 45,065.30 = 19,913.02 : x
  2. Step 2: Convert to fraction form
    32,652.44/45,065.30 = 19,913.02/x
  3. Step 3: Cross multiply
    32,652.44x = 45,065.30 × 19,913.02
  4. Step 4: Simplify right side
    32,652.44x = 897,385,930.36
  5. Step 5: Solve for x
    x = 897,385,930.36/32,652.44
  6. Step 6: Final answer
    x = 27,482.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.