Home / 48,838.43-67,410.32-28,701.80

Finding the Fourth Proportional to 48,838.43, 67,410.32 and 28,701.80

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Solution

The fourth proportional to 48,838.43, 67,410.32 and 28,701.80 is: 39,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,838.43 : 67,410.32 = 28,701.80 : x
  2. Step 2: Convert to fraction form
    48,838.43/67,410.32 = 28,701.80/x
  3. Step 3: Cross multiply
    48,838.43x = 67,410.32 × 28,701.80
  4. Step 4: Simplify right side
    48,838.43x = 1,934,797,042.02
  5. Step 5: Solve for x
    x = 1,934,797,042.02/48,838.43
  6. Step 6: Final answer
    x = 39,616.29

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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.