Home / 49,518-68,334.95-28,297.22

Finding the Fourth Proportional to 49,518, 68,334.95 and 28,297.22

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Solution

The fourth proportional to 49,518, 68,334.95 and 28,297.22 is: 39,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518 : 68,334.95 = 28,297.22 : x
  2. Step 2: Convert to fraction form
    49,518/68,334.95 = 28,297.22/x
  3. Step 3: Cross multiply
    49,518x = 68,334.95 × 28,297.22
  4. Step 4: Simplify right side
    49,518x = 1,933,688,842.91
  5. Step 5: Solve for x
    x = 1,933,688,842.91/49,518
  6. Step 6: Final answer
    x = 39,050.22

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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.