Home / 49,722.84-68,615.46-28,500.84

Finding the Fourth Proportional to 49,722.84, 68,615.46 and 28,500.84

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Solution

The fourth proportional to 49,722.84, 68,615.46 and 28,500.84 is: 39,329.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,722.84 : 68,615.46 = 28,500.84 : x
  2. Step 2: Convert to fraction form
    49,722.84/68,615.46 = 28,500.84/x
  3. Step 3: Cross multiply
    49,722.84x = 68,615.46 × 28,500.84
  4. Step 4: Simplify right side
    49,722.84x = 1,955,598,246.99
  5. Step 5: Solve for x
    x = 1,955,598,246.99/49,722.84
  6. Step 6: Final answer
    x = 39,329.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.