Home / 48,736.86-67,256.33-28,589.86

Finding the Fourth Proportional to 48,736.86, 67,256.33 and 28,589.86

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Solution

The fourth proportional to 48,736.86, 67,256.33 and 28,589.86 is: 39,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,736.86 : 67,256.33 = 28,589.86 : x
  2. Step 2: Convert to fraction form
    48,736.86/67,256.33 = 28,589.86/x
  3. Step 3: Cross multiply
    48,736.86x = 67,256.33 × 28,589.86
  4. Step 4: Simplify right side
    48,736.86x = 1,922,848,999.93
  5. Step 5: Solve for x
    x = 1,922,848,999.93/48,736.86
  6. Step 6: Final answer
    x = 39,453.69

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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.