Home / 32,642.87-48,986.20-20,964.29

Finding the Fourth Proportional to 32,642.87, 48,986.20 and 20,964.29

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Solution

The fourth proportional to 32,642.87, 48,986.20 and 20,964.29 is: 31,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.87 : 48,986.20 = 20,964.29 : x
  2. Step 2: Convert to fraction form
    32,642.87/48,986.20 = 20,964.29/x
  3. Step 3: Cross multiply
    32,642.87x = 48,986.20 × 20,964.29
  4. Step 4: Simplify right side
    32,642.87x = 1,026,960,902.80
  5. Step 5: Solve for x
    x = 1,026,960,902.80/32,642.87
  6. Step 6: Final answer
    x = 31,460.50

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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.