Home / 49,046.20-67,685.97-28,903.93

Finding the Fourth Proportional to 49,046.20, 67,685.97 and 28,903.93

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Solution

The fourth proportional to 49,046.20, 67,685.97 and 28,903.93 is: 39,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,046.20 : 67,685.97 = 28,903.93 : x
  2. Step 2: Convert to fraction form
    49,046.20/67,685.97 = 28,903.93/x
  3. Step 3: Cross multiply
    49,046.20x = 67,685.97 × 28,903.93
  4. Step 4: Simplify right side
    49,046.20x = 1,956,390,538.86
  5. Step 5: Solve for x
    x = 1,956,390,538.86/49,046.20
  6. Step 6: Final answer
    x = 39,888.73

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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.