Home / 45,282.24-67,827.60-28,633.68

Finding the Fourth Proportional to 45,282.24, 67,827.60 and 28,633.68

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Solution

The fourth proportional to 45,282.24, 67,827.60 and 28,633.68 is: 42,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,282.24 : 67,827.60 = 28,633.68 : x
  2. Step 2: Convert to fraction form
    45,282.24/67,827.60 = 28,633.68/x
  3. Step 3: Cross multiply
    45,282.24x = 67,827.60 × 28,633.68
  4. Step 4: Simplify right side
    45,282.24x = 1,942,153,793.57
  5. Step 5: Solve for x
    x = 1,942,153,793.57/45,282.24
  6. Step 6: Final answer
    x = 42,889.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.