Home / 49,614.31-68,469.06-28,400.41

Finding the Fourth Proportional to 49,614.31, 68,469.06 and 28,400.41

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Solution

The fourth proportional to 49,614.31, 68,469.06 and 28,400.41 is: 39,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,614.31 : 68,469.06 = 28,400.41 : x
  2. Step 2: Convert to fraction form
    49,614.31/68,469.06 = 28,400.41/x
  3. Step 3: Cross multiply
    49,614.31x = 68,469.06 × 28,400.41
  4. Step 4: Simplify right side
    49,614.31x = 1,944,549,376.31
  5. Step 5: Solve for x
    x = 1,944,549,376.31/49,614.31
  6. Step 6: Final answer
    x = 39,193.32

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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.