Home / 26,178.24-39,273.84-12,324

Finding the Fourth Proportional to 26,178.24, 39,273.84 and 12,324

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Solution

The fourth proportional to 26,178.24, 39,273.84 and 12,324 is: 18,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178.24 : 39,273.84 = 12,324 : x
  2. Step 2: Convert to fraction form
    26,178.24/39,273.84 = 12,324/x
  3. Step 3: Cross multiply
    26,178.24x = 39,273.84 × 12,324
  4. Step 4: Simplify right side
    26,178.24x = 484,010,804.16
  5. Step 5: Solve for x
    x = 484,010,804.16/26,178.24
  6. Step 6: Final answer
    x = 18,489.05

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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.