Home / 34,433.24-51,632.78-12,243.28

Finding the Fourth Proportional to 34,433.24, 51,632.78 and 12,243.28

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Solution

The fourth proportional to 34,433.24, 51,632.78 and 12,243.28 is: 18,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,433.24 : 51,632.78 = 12,243.28 : x
  2. Step 2: Convert to fraction form
    34,433.24/51,632.78 = 12,243.28/x
  3. Step 3: Cross multiply
    34,433.24x = 51,632.78 × 12,243.28
  4. Step 4: Simplify right side
    34,433.24x = 632,154,582.72
  5. Step 5: Solve for x
    x = 632,154,582.72/34,433.24
  6. Step 6: Final answer
    x = 18,358.85

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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.