Home / 49,671.66-68,549.58-28,450.20

Finding the Fourth Proportional to 49,671.66, 68,549.58 and 28,450.20

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Solution

The fourth proportional to 49,671.66, 68,549.58 and 28,450.20 is: 39,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.66 : 68,549.58 = 28,450.20 : x
  2. Step 2: Convert to fraction form
    49,671.66/68,549.58 = 28,450.20/x
  3. Step 3: Cross multiply
    49,671.66x = 68,549.58 × 28,450.20
  4. Step 4: Simplify right side
    49,671.66x = 1,950,249,260.92
  5. Step 5: Solve for x
    x = 1,950,249,260.92/49,671.66
  6. Step 6: Final answer
    x = 39,262.82

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1.5x scale

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.