Home / 49,005.48-67,617.12-28,854.99

Finding the Fourth Proportional to 49,005.48, 67,617.12 and 28,854.99

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Solution

The fourth proportional to 49,005.48, 67,617.12 and 28,854.99 is: 39,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,005.48 : 67,617.12 = 28,854.99 : x
  2. Step 2: Convert to fraction form
    49,005.48/67,617.12 = 28,854.99/x
  3. Step 3: Cross multiply
    49,005.48x = 67,617.12 × 28,854.99
  4. Step 4: Simplify right side
    49,005.48x = 1,951,091,321.43
  5. Step 5: Solve for x
    x = 1,951,091,321.43/49,005.48
  6. Step 6: Final answer
    x = 39,813.74

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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.