Home / 32,534.20-48,801.30-20,812.60

Finding the Fourth Proportional to 32,534.20, 48,801.30 and 20,812.60

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Solution

The fourth proportional to 32,534.20, 48,801.30 and 20,812.60 is: 31,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,534.20 : 48,801.30 = 20,812.60 : x
  2. Step 2: Convert to fraction form
    32,534.20/48,801.30 = 20,812.60/x
  3. Step 3: Cross multiply
    32,534.20x = 48,801.30 × 20,812.60
  4. Step 4: Simplify right side
    32,534.20x = 1,015,681,936.38
  5. Step 5: Solve for x
    x = 1,015,681,936.38/32,534.20
  6. Step 6: Final answer
    x = 31,218.90

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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.