Home / 49,511.37-68,335.16-38,734.77

Finding the Fourth Proportional to 49,511.37, 68,335.16 and 38,734.77

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Solution

The fourth proportional to 49,511.37, 68,335.16 and 38,734.77 is: 53,461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.37 : 68,335.16 = 38,734.77 : x
  2. Step 2: Convert to fraction form
    49,511.37/68,335.16 = 38,734.77/x
  3. Step 3: Cross multiply
    49,511.37x = 68,335.16 × 38,734.77
  4. Step 4: Simplify right side
    49,511.37x = 2,646,946,511.84
  5. Step 5: Solve for x
    x = 2,646,946,511.84/49,511.37
  6. Step 6: Final answer
    x = 53,461.39

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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.