Home / 49,148.37-67,824.45-27,638.15

Finding the Fourth Proportional to 49,148.37, 67,824.45 and 27,638.15

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Solution

The fourth proportional to 49,148.37, 67,824.45 and 27,638.15 is: 38,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,148.37 : 67,824.45 = 27,638.15 : x
  2. Step 2: Convert to fraction form
    49,148.37/67,824.45 = 27,638.15/x
  3. Step 3: Cross multiply
    49,148.37x = 67,824.45 × 27,638.15
  4. Step 4: Simplify right side
    49,148.37x = 1,874,541,983.65
  5. Step 5: Solve for x
    x = 1,874,541,983.65/49,148.37
  6. Step 6: Final answer
    x = 38,140.47

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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.