Home / 49,014.80-67,608.52-28,854.68

Finding the Fourth Proportional to 49,014.80, 67,608.52 and 28,854.68

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Solution

The fourth proportional to 49,014.80, 67,608.52 and 28,854.68 is: 39,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,014.80 : 67,608.52 = 28,854.68 : x
  2. Step 2: Convert to fraction form
    49,014.80/67,608.52 = 28,854.68/x
  3. Step 3: Cross multiply
    49,014.80x = 67,608.52 × 28,854.68
  4. Step 4: Simplify right side
    49,014.80x = 1,950,822,209.87
  5. Step 5: Solve for x
    x = 1,950,822,209.87/49,014.80
  6. Step 6: Final answer
    x = 39,800.68

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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.