Home / 34,212.28-51,323.88-14,491

Finding the Fourth Proportional to 34,212.28, 51,323.88 and 14,491

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Solution

The fourth proportional to 34,212.28, 51,323.88 and 14,491 is: 21,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,212.28 : 51,323.88 = 14,491 : x
  2. Step 2: Convert to fraction form
    34,212.28/51,323.88 = 14,491/x
  3. Step 3: Cross multiply
    34,212.28x = 51,323.88 × 14,491
  4. Step 4: Simplify right side
    34,212.28x = 743,734,345.08
  5. Step 5: Solve for x
    x = 743,734,345.08/34,212.28
  6. Step 6: Final answer
    x = 21,738.81

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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.