Home / 48,582.72-67,048.94-28,438.38

Finding the Fourth Proportional to 48,582.72, 67,048.94 and 28,438.38

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Solution

The fourth proportional to 48,582.72, 67,048.94 and 28,438.38 is: 39,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,582.72 : 67,048.94 = 28,438.38 : x
  2. Step 2: Convert to fraction form
    48,582.72/67,048.94 = 28,438.38/x
  3. Step 3: Cross multiply
    48,582.72x = 67,048.94 × 28,438.38
  4. Step 4: Simplify right side
    48,582.72x = 1,906,763,092.13
  5. Step 5: Solve for x
    x = 1,906,763,092.13/48,582.72
  6. Step 6: Final answer
    x = 39,247.76

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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.