Home / 11,964.20-17,985.18-10,737.32

Finding the Fourth Proportional to 11,964.20, 17,985.18 and 10,737.32

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Solution

The fourth proportional to 11,964.20, 17,985.18 and 10,737.32 is: 16,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.20 : 17,985.18 = 10,737.32 : x
  2. Step 2: Convert to fraction form
    11,964.20/17,985.18 = 10,737.32/x
  3. Step 3: Cross multiply
    11,964.20x = 17,985.18 × 10,737.32
  4. Step 4: Simplify right side
    11,964.20x = 193,112,632.92
  5. Step 5: Solve for x
    x = 193,112,632.92/11,964.20
  6. Step 6: Final answer
    x = 16,140.87

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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.