Home / 49,471.15-68,271.51-28,249.96

Finding the Fourth Proportional to 49,471.15, 68,271.51 and 28,249.96

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Solution

The fourth proportional to 49,471.15, 68,271.51 and 28,249.96 is: 38,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,471.15 : 68,271.51 = 28,249.96 : x
  2. Step 2: Convert to fraction form
    49,471.15/68,271.51 = 28,249.96/x
  3. Step 3: Cross multiply
    49,471.15x = 68,271.51 × 28,249.96
  4. Step 4: Simplify right side
    49,471.15x = 1,928,667,426.64
  5. Step 5: Solve for x
    x = 1,928,667,426.64/49,471.15
  6. Step 6: Final answer
    x = 38,985.70

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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.