Home / 49,520.49-68,337.20-28,007.39

Finding the Fourth Proportional to 49,520.49, 68,337.20 and 28,007.39

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Solution

The fourth proportional to 49,520.49, 68,337.20 and 28,007.39 is: 38,649.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,520.49 : 68,337.20 = 28,007.39 : x
  2. Step 2: Convert to fraction form
    49,520.49/68,337.20 = 28,007.39/x
  3. Step 3: Cross multiply
    49,520.49x = 68,337.20 × 28,007.39
  4. Step 4: Simplify right side
    49,520.49x = 1,913,946,340.24
  5. Step 5: Solve for x
    x = 1,913,946,340.24/49,520.49
  6. Step 6: Final answer
    x = 38,649.58

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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.