Home / 49,104.93-67,762.61-28,688.88

Finding the Fourth Proportional to 49,104.93, 67,762.61 and 28,688.88

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Solution

The fourth proportional to 49,104.93, 67,762.61 and 28,688.88 is: 39,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,104.93 : 67,762.61 = 28,688.88 : x
  2. Step 2: Convert to fraction form
    49,104.93/67,762.61 = 28,688.88/x
  3. Step 3: Cross multiply
    49,104.93x = 67,762.61 × 28,688.88
  4. Step 4: Simplify right side
    49,104.93x = 1,944,033,350.92
  5. Step 5: Solve for x
    x = 1,944,033,350.92/49,104.93
  6. Step 6: Final answer
    x = 39,589.38

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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.