Home / 49,074.70-67,718-27,566.86

Finding the Fourth Proportional to 49,074.70, 67,718 and 27,566.86

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Solution

The fourth proportional to 49,074.70, 67,718 and 27,566.86 is: 38,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,074.70 : 67,718 = 27,566.86 : x
  2. Step 2: Convert to fraction form
    49,074.70/67,718 = 27,566.86/x
  3. Step 3: Cross multiply
    49,074.70x = 67,718 × 27,566.86
  4. Step 4: Simplify right side
    49,074.70x = 1,866,772,625.48
  5. Step 5: Solve for x
    x = 1,866,772,625.48/49,074.70
  6. Step 6: Final answer
    x = 38,039.41

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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.