Home / 49,259.01-67,977.86-28,039.63

Finding the Fourth Proportional to 49,259.01, 67,977.86 and 28,039.63

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Solution

The fourth proportional to 49,259.01, 67,977.86 and 28,039.63 is: 38,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,259.01 : 67,977.86 = 28,039.63 : x
  2. Step 2: Convert to fraction form
    49,259.01/67,977.86 = 28,039.63/x
  3. Step 3: Cross multiply
    49,259.01x = 67,977.86 × 28,039.63
  4. Step 4: Simplify right side
    49,259.01x = 1,906,073,902.39
  5. Step 5: Solve for x
    x = 1,906,073,902.39/49,259.01
  6. Step 6: Final answer
    x = 38,694.93

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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.