Home / 49,511.10-68,324.36-28,000.46

Finding the Fourth Proportional to 49,511.10, 68,324.36 and 28,000.46

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Solution

The fourth proportional to 49,511.10, 68,324.36 and 28,000.46 is: 38,640.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,511.10 : 68,324.36 = 28,000.46 : x
  2. Step 2: Convert to fraction form
    49,511.10/68,324.36 = 28,000.46/x
  3. Step 3: Cross multiply
    49,511.10x = 68,324.36 × 28,000.46
  4. Step 4: Simplify right side
    49,511.10x = 1,913,113,509.21
  5. Step 5: Solve for x
    x = 1,913,113,509.21/49,511.10
  6. Step 6: Final answer
    x = 38,640.09

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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.