Home / 49,227.18-67,939.20-28,009.77

Finding the Fourth Proportional to 49,227.18, 67,939.20 and 28,009.77

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Solution

The fourth proportional to 49,227.18, 67,939.20 and 28,009.77 is: 38,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,227.18 : 67,939.20 = 28,009.77 : x
  2. Step 2: Convert to fraction form
    49,227.18/67,939.20 = 28,009.77/x
  3. Step 3: Cross multiply
    49,227.18x = 67,939.20 × 28,009.77
  4. Step 4: Simplify right side
    49,227.18x = 1,902,961,365.98
  5. Step 5: Solve for x
    x = 1,902,961,365.98/49,227.18
  6. Step 6: Final answer
    x = 38,656.72

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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.